TITANIC: Field renamings, and fix for incorrect switch cases

14 files changed, 169 insertions, 169 deletions

diff --git a/engines/titanic/true_talk/barbot_script.cpp b/engines/titanic/true_talk/barbot_script.cpp
index 76f28540ea..ad10f5a57f 100644
--- a/engines/titanic/true_talk/barbot_script.cpp
+++ b/engines/titanic/true_talk/barbot_script.cpp
@@ -167,7 +167,7 @@ int BarbotScript::process(const TTroomScript *roomScript, const TTsentence *sent
 			dialogueId = ARRAY2[0];
 			_arrIndex = 1;
 		} else if (getRandomNumber(100) > 60) {
-			switch (sentence->_field2C) {
+			switch (sentence->_category) {
 			case 2:
 				dialogueId = 51914;
 				break;
@@ -209,7 +209,7 @@ int BarbotScript::process(const TTroomScript *roomScript, const TTsentence *sent
 	int val34 = getState();
 	setState(0);
 
-	int val2C = sentence->_field2C;
+	int val2C = sentence->_category;
 	bool flag = val2C == 11 || val2C == 13;
 	bool flag2 = val2C == 12;
 
diff --git a/engines/titanic/true_talk/bellbot_script.cpp b/engines/titanic/true_talk/bellbot_script.cpp
index 9f9b6fa267..c51c918a2e 100644
--- a/engines/titanic/true_talk/bellbot_script.cpp
+++ b/engines/titanic/true_talk/bellbot_script.cpp
@@ -239,11 +239,11 @@ int BellbotScript::process(const TTroomScript *roomScript, const TTsentence *sen
 	if (processEntries(&_entries, _entryCount, roomScript, sentence) == 2)
 		return 2;
 
-	if ((sentence->_field2C == 4 && sentence->localWord("am") && sentence->localWord("i"))
+	if ((sentence->_category == 4 && sentence->localWord("am") && sentence->localWord("i"))
 			|| (sentence->localWord("are") && sentence->localWord("we"))
-			|| (sentence->_field2C == 3 && sentence->localWord("room")
+			|| (sentence->_category == 3 && sentence->localWord("room")
 					&& sentence->localWord("we") && sentence->localWord("in"))
-			|| (sentence->_field2C == 3 && sentence->localWord("rom")
+			|| (sentence->_category == 3 && sentence->localWord("rom")
 					&& sentence->localWord("is") && sentence->localWord("this"))
 			) {
 		uint id = getRangeValue(getRoomDialogueId(roomScript));
@@ -795,22 +795,22 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 	bool applyFlag = false, stateFlag = true;
 	switch (getValue(23)) {
 	case 1:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200818));
 			applyFlag = true;
 		}
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200817));
 			applyFlag = true;
 		}
 		break;
 
 	case 2:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200835));
 			addResponse(getDialogueId(200830));
 			applyFlag = true;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(200834));
 			addResponse(getDialogueId(200830));
 			applyFlag = true;
@@ -818,7 +818,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 3:
-		if (sentence->_field2C >= 11 && sentence->_field2C <= 13) {
+		if (sentence->_category >= 11 && sentence->_category <= 13) {
 			addResponse(getDialogueId(200831));
 			addResponse(getDialogueId(200833));
 			applyFlag = true;
@@ -826,36 +826,36 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 4:
-		if (sentence->_field2C == 11) {
+		if (sentence->_category == 11) {
 			addResponse(getDialogueId(200872));
 			applyFlag = true;
 		}
-		if (sentence->_field2C == 12 || sentence->_field2C == 13) {
+		if (sentence->_category == 12 || sentence->_category == 13) {
 			addResponse(getDialogueId(200873));
 			applyFlag = true;
 		}
 		break;
 
 	case 5:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200492));
 			applyFlag = true;
 		}
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200491));
 			applyFlag = true;
 		}
 		break;
 
 	case 6:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200496));
 			applyResponse();
 			setState(0);
 			CTrueTalkManager::setFlags(23, 7);
 			return 2;
 		}
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200127));
 			applyFlag = true;
 		}
@@ -880,7 +880,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 10:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200317));
 			applyResponse();
 			setState(0);
@@ -888,14 +888,14 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 			return 2;
 		}
 
-		addResponse(getDialogueId(sentence->_field2C == 12 ? 200316 : 200315));
+		addResponse(getDialogueId(sentence->_category == 12 ? 200316 : 200315));
 		applyFlag = true;
 		break;
 
 	case 11:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200055));
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(200318));
 		} else {
 			addResponse(getDialogueId(200315));
@@ -905,30 +905,30 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 12:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(200259));
 			applyFlag = true;
 		}
 		break;
 
 	case 13:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200207));
 			applyFlag = true;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(200206));
 			applyFlag = true;
 		}
 		break;
 
 	case 14:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(200349));
 			applyFlag = true;
 		}
 
 	case 15:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(200130));
 			applyResponse();
 			setState(0);
@@ -945,7 +945,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 17:
-		if ((sentence->_field2C == 3 && sentence->localWord("code"))
+		if ((sentence->_category == 3 && sentence->localWord("code"))
 				|| (sentence->localWord("which") && sentence->localWord("is"))
 				|| sentence->localWord("remember")
 				|| sentence->localWord("know")
@@ -957,7 +957,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 19:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200223));
 			applyFlag = true;
 		}
@@ -1042,12 +1042,12 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 31:
-		addResponse(getDialogueId(sentence->_field2C == 11 ? 200810 : 200811));
+		addResponse(getDialogueId(sentence->_category == 11 ? 200810 : 200811));
 		applyFlag = true;
 		break;
 
 	case 32:
-		addResponse(getDialogueId(sentence->_field2C == 11 ? 200810 : 200812));
+		addResponse(getDialogueId(sentence->_category == 11 ? 200810 : 200812));
 		applyFlag = true;
 		break;
 
@@ -1062,7 +1062,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 35:
-		if (sentence->_field2C == 3 && sentence->localWord("it")
+		if (sentence->_category == 3 && sentence->localWord("it")
 				&& (sentence->localWord("for") || sentence->localWord("do"))) {
 			addResponse(getDialogueId(200768));
 			applyFlag = true;
@@ -1070,7 +1070,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 36:
-		if (sentence->_field2C == 11) {
+		if (sentence->_category == 11) {
 			CTrueTalkManager::triggerAction(14, 0);
 			addResponse(getDialogueId(200761));
 			applyFlag = true;
@@ -1083,14 +1083,14 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 38:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200631));
 			applyFlag = true;
 		}
 		break;
 
 	case 39:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200632));
 			stateFlag = false;
 		} else {
@@ -1124,7 +1124,7 @@ int BellbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 43:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200643));
 			applyFlag = true;
 		}
@@ -1157,7 +1157,7 @@ case44:
 		goto case44;
 
 	case 47:
-		if (sentence->_field2C == 12)
+		if (sentence->_category == 12)
 			addResponse(getDialogueId(200368));
 		addResponse(getDialogueId(200366));
 		applyFlag = true;
@@ -1177,7 +1177,7 @@ case44:
 		break;
 
 	case 49:
-		if (sentence->_field2C >= 11 && sentence->_field2C <= 13) {
+		if (sentence->_category >= 11 && sentence->_category <= 13) {
 			addResponse(getDialogueId(200407));
 			applyFlag = true;
 			stateFlag = false;
@@ -1185,7 +1185,7 @@ case44:
 		break;
 
 	case 50:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200408));
 			stateFlag = false;
 		} else {
@@ -1204,24 +1204,24 @@ case44:
 		break;
 
 	case 52:
-		if (sentence->_field2C >= 11 && sentence->_field2C <= 13) {
+		if (sentence->_category >= 11 && sentence->_category <= 13) {
 			addResponse(getDialogueId(200872));
 			applyFlag = true;
 		}
 		break;
 
 	case 53:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200525));
 			applyFlag = true;
-		} else if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		} else if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200526));
 			applyFlag = true;
 		}
 		break;
 
 	case 54:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200095));
 			applyFlag = true;
 			stateFlag = false;
@@ -1229,7 +1229,7 @@ case44:
 		break;
 
 	case 55:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(200112));
 			applyFlag = true;
 		}
@@ -1258,7 +1258,7 @@ case44:
 	case 58:
 		if (sentence->localWord("more")
 				|| (sentence->localWord("go") && sentence->localWord("on"))
-				|| (sentence->_field2C == 11 && sentence->localWord("really"))) {
+				|| (sentence->_category == 11 && sentence->localWord("really"))) {
 			addResponse(getDialogueId(200650));
 			applyFlag = true;
 			stateFlag = false;
@@ -1274,7 +1274,7 @@ case44:
 		break;
 
 	case 60:
-		if (sentence->_field2C == 3 && sentence->localWord("they") && sentence->localWord("do")) {
+		if (sentence->_category == 3 && sentence->localWord("they") && sentence->localWord("do")) {
 			addResponse(getDialogueId(200652));
 			applyFlag = true;
 stateFlag = false;
@@ -1351,7 +1351,7 @@ stateFlag = false;
 		break;
 
 	case 70:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(201012));
 			applyFlag = true;
 			stateFlag = false;
@@ -1366,10 +1366,10 @@ stateFlag = false;
 		break;
 
 	case 72:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(200921));
 			applyFlag = true;
-		} else if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		} else if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(200920));
 			applyFlag = true;
 		}
@@ -1384,7 +1384,7 @@ stateFlag = false;
 		break;
 
 	case 74:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(201022));
 			applyFlag = true;
 			stateFlag = false;
@@ -1392,7 +1392,7 @@ stateFlag = false;
 		break;
 
 	case 75:
-		if (sentence->_field2C == 3) {
+		if (sentence->_category == 3) {
 			if (sentence->localWord("that") || sentence->localWord("worb")) {
 				addResponse(getDialogueId(201802));
 				applyFlag = true;
@@ -1401,7 +1401,7 @@ stateFlag = false;
 		break;
 
 	case 76:
-		if (sentence->_field2C == 2 && (sentence->localWord("that") || sentence->localWord("gat"))) {
+		if (sentence->_category == 2 && (sentence->localWord("that") || sentence->localWord("gat"))) {
 			addResponse(getDialogueId(201034));
 			applyFlag = true;
 			stateFlag = false;
@@ -1409,7 +1409,7 @@ stateFlag = false;
 		break;
 
 	case 77:
-		if (sentence->_field2C == 4 || sentence->_field2C == 3) {
+		if (sentence->_category == 4 || sentence->_category == 3) {
 			if (sentence->localWord("that") || sentence->localWord("blerontis")) {
 				addResponse(getDialogueId(201035));
 				applyFlag = true;
@@ -1418,11 +1418,11 @@ stateFlag = false;
 		break;
 
 	case 78:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(201034));
 			applyFlag = true;
 			stateFlag = false;
-		} else if (sentence->_field2C == 11) {
+		} else if (sentence->_category == 11) {
 			addResponse(getDialogueId(201040));
 			applyFlag = true;
 		} else if ((sentence->localWord("not") && sentence->localWord("remember"))
@@ -1438,12 +1438,12 @@ stateFlag = false;
 		break;
 
 	case 79:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(201052));
 			CTrueTalkManager::triggerAction(14, 0);
 			applyFlag = true;
 			stateFlag = false;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(202119));
 			addResponse(getDialogueId(200256));
 			applyFlag = true;
@@ -1454,7 +1454,7 @@ stateFlag = false;
 		if ((!sentence->localWord("what") && sentence->localWord("how"))
 				|| sentence->localWord("about")
 				|| sentence->localWord("you")) {
-			if (sentence->_field2C != 3 && sentence->_field2C != 4 && sentence->_field2C != 7) {
+			if (sentence->_category != 3 && sentence->_category != 4 && sentence->_category != 7) {
 				addResponse(getDialogueId(201694));
 				applyFlag = true;
 				stateFlag = false;
@@ -1477,7 +1477,7 @@ stateFlag = false;
 		break;
 
 	case 82:
-		if ((sentence->_field2C == 3 && sentence->localWord("mean"))
+		if ((sentence->_category == 3 && sentence->localWord("mean"))
 				|| sentence->localWord("surf")
 				|| (sentence->localWord("what") && sentence->localWord("talk")
 					&& sentence->localWord("about"))) {
@@ -1488,14 +1488,14 @@ stateFlag = false;
 		break;
 
 	case 83:
-		if (sentence->_field2C != 3 && sentence->_field2C != 4 && sentence->_field2C != 7) {
+		if (sentence->_category != 3 && sentence->_category != 4 && sentence->_category != 7) {
 			addResponse(getDialogueId(201083));
 			applyFlag = true;
 		}
 		break;
 
 	case 84:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(202119));
 
 			switch (getValue(1)) {
@@ -1511,7 +1511,7 @@ stateFlag = false;
 			default:
 				break;
 			}
-		} else if (sentence->_field2C == 11) {
+		} else if (sentence->_category == 11) {
 			addResponse(getDialogueId(201060));
 			addResponse(getDialogueId(201079));
 			applyFlag = true;
@@ -1520,22 +1520,22 @@ stateFlag = false;
 		break;
 
 	case 85:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(201814));
 			applyFlag = true;
 		}
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(201813));
 			applyFlag = true;
 		}
 		break;
 
 	case 86:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(202109));
 			applyFlag = true;
 		}
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(202108));
 			applyFlag = true;
 		}
@@ -1548,14 +1548,14 @@ stateFlag = false;
 		break;
 
 	case 88:
-		if (sentence->_field2C == 6 || sentence->contains("upside down")) {
+		if (sentence->_category == 6 || sentence->contains("upside down")) {
 			addResponse(getDialogueId(202142));
 			applyFlag = true;
 		}
 		break;
 
 	case 89:
-		if (sentence->_field2C == 2) {
+		if (sentence->_category == 2) {
 			addResponse(getDialogueId(200739));
 			applyFlag = true;
 			stateFlag = false;
@@ -1710,7 +1710,7 @@ bool BellbotScript::checkCommonWords(const TTroomScript *roomScript, const TTsen
 	if (!roomScript || !sentence)
 		return 0;
 	CTrueTalkManager::setFlags(23, 0);
-	if (sentence->_field2C != 4)
+	if (sentence->_category != 4)
 		return 0;
 
 	if (sentence->localWord("garage")) {
diff --git a/engines/titanic/true_talk/deskbot_script.cpp b/engines/titanic/true_talk/deskbot_script.cpp
index 6f8a760bc9..d38d53a296 100644
--- a/engines/titanic/true_talk/deskbot_script.cpp
+++ b/engines/titanic/true_talk/deskbot_script.cpp
@@ -540,9 +540,9 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 	bool stateFlag = true, applyFlag = false;
 	switch (getValue(CURRENT_STATE)) {
 	case 1:
-		if (sentence->_field2C != 3 && sentence->_field2C != 4
-				&& sentence->_field2C != 6 && sentence->_field2C != 10
-				&& sentence->_field2C != 2) {
+		if (sentence->_category != 3 && sentence->_category != 4
+				&& sentence->_category != 6 && sentence->_category != 10
+				&& sentence->_category != 2) {
 			addResponse(getDialogueId(240423));
 			applyFlag = true;
 		}
@@ -556,15 +556,15 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 3:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13
-				|| sentence->_field2C == 3 || sentence->localWord("upgrade")) {
+		if (sentence->_category == 11 || sentence->_category == 13
+				|| sentence->_category == 3 || sentence->localWord("upgrade")) {
 			addResponse(getDialogueId(240433));
 			applyFlag = true;
 		}
 		break;
 
 	case 4:
-		addResponse(getDialogueId(sentence->_field2C == 11 || sentence->_field2C == 13
+		addResponse(getDialogueId(sentence->_category == 11 || sentence->_category == 13
 			? 240495 : 240494));
 		applyFlag = true;
 		break;
@@ -596,7 +596,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 				stateFlag = true;
 			} else if (sentence->localWord("name")
 				|| sentence->localWord("called")
-				|| sentence->_field2C == 11) {
+				|| sentence->_category == 11) {
 				addResponse(getDialogueId(240448));
 				stateFlag = true;
 			} else {
@@ -607,7 +607,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 7:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13
+		if (sentence->_category == 11 || sentence->_category == 13
 				|| (sentence->localWord("what") && sentence->localWord("wrong"))
 				|| sentence->localWord("clothes")) {
 			addResponse(getDialogueId(240489));
@@ -618,7 +618,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 
 	case 8:
 		if (isDial1Low() && getValue(1) == 4) {
-			if (sentence->_field2C == 12 || sentence->_field2C == 13
+			if (sentence->_category == 12 || sentence->_category == 13
 					|| sentence->contains("do not")) {
 
 				addResponse(getDialogueId(240447));
@@ -628,7 +628,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 				CTrueTalkManager::triggerAction(19, 3);
 				CTrueTalkManager::setFlags(22, 1);
 				applyFlag = true;
-			} else if (sentence->_field2C == 11) {
+			} else if (sentence->_category == 11) {
 				addResponse(getDialogueId(240746));
 				applyFlag = true;
 				stateFlag = false;
@@ -1091,7 +1091,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 
 	case 74:
 	case 75:
-		if (sentence->_field2C == 24) {
+		if (sentence->_category == 24) {
 			addResponse(getDialogueId(240972));
 			applyFlag = true;
 		} else if (sentence->localWord("good") || sentence->localWord("yes")
@@ -1103,7 +1103,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 76:
-		if (sentence->_field2C == 6) {
+		if (sentence->_category == 6) {
 			addResponse(getDialogueId(240767));
 			applyFlag = true;
 			stateFlag = false;
@@ -1111,7 +1111,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 77:
-		if (sentence->_field2C == 3) {
+		if (sentence->_category == 3) {
 			addResponse(getDialogueId(241109));
 			applyFlag = true;
 			stateFlag = false;
@@ -1119,10 +1119,10 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 
 	case 78:
 		// "Do you have a reservation?"
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			// Player said they have a reservation
 			addResponse(getDialogueId(241262));
-		} else if (sentence->_field2C == 12 || sentence->contains("do not")) {
+		} else if (sentence->_category == 12 || sentence->contains("do not")) {
 			// Player said they don't have a reservation
 			setDialRegion(0, 0);
 			setDialRegion(1, 0);
@@ -1161,14 +1161,14 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 81:
-		addResponse(getDialogueId(sentence->_field2C == 12 ? 240602 : 241337));
+		addResponse(getDialogueId(sentence->_category == 12 ? 240602 : 241337));
 		applyResponse();
 		setState(0);
 		CTrueTalkManager::setFlags(CURRENT_STATE, 0);
 		return 2;
 
 	case 82:
-		if (sentence->_field2C == 2) {
+		if (sentence->_category == 2) {
 			addResponse(getDialogueId(241339));
 			applyFlag = true;
 		}
@@ -1187,7 +1187,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 84:
-		if (sentence->_field2C == 12 || sentence->contains("vegetarian")
+		if (sentence->_category == 12 || sentence->contains("vegetarian")
 				|| sentence->contains("vegitarian")) {
 			addResponse(getDialogueId(241718));
 			addResponse(getDialogueId(241709));
@@ -1214,7 +1214,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 85:
-		if (sentence->_field2C == 12 || sentence->contains("bugle")
+		if (sentence->_category == 12 || sentence->contains("bugle")
 				|| sentence->contains("buggle") || sentence->contains("trumpet")
 				|| sentence->contains("saxophone") || sentence->contains("kazoo")
 				|| sentence->contains("blerontin 1") || sentence->contains("the 1")
@@ -1235,7 +1235,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 86:
-		if (sentence->_field2C == 12 || sentence->_field2C == 11 || sentence->contains("view")) {
+		if (sentence->_category == 12 || sentence->_category == 11 || sentence->contains("view")) {
 			addResponse(getDialogueId(241714));
 			addResponse(getDialogueId(241699));
 		} else {
@@ -1359,11 +1359,11 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 	case 92:
 	case 93:
 		// "Fish?"
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			// Yes
 			addResponse(getDialogueId(241077));
 			addResponse(getDialogueId(241706));
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			// No
 			addAssignedRoom();
 			setState(0);
@@ -1422,7 +1422,7 @@ int DeskbotScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 96:
-		if (sentence->_field2C == 2) {
+		if (sentence->_category == 2) {
 			addResponse(getDialogueId(241350));
 			applyFlag = true;
 			stateFlag = false;
diff --git a/engines/titanic/true_talk/doorbot_script.cpp b/engines/titanic/true_talk/doorbot_script.cpp
index 5c7403f187..b1d6a91107 100644
--- a/engines/titanic/true_talk/doorbot_script.cpp
+++ b/engines/titanic/true_talk/doorbot_script.cpp
@@ -196,13 +196,13 @@ int DoorbotScript::process(const TTroomScript *roomScript, const TTsentence *sen
 		return setResponse(getDialogueId(220113));
 	}
 
-	if (sentence->_field2C == 6 && sentence->contains("why not")) {
+	if (sentence->_category == 6 && sentence->contains("why not")) {
 		return setResponse(11871, 8);
 	}
 
 	currState = getState();
 	if (currState) {
-		int sentMode = sentence->_field2C;
+		int sentMode = sentence->_category;
 		bool flag1 = sentMode == 11 || sentMode == 13;
 		bool flag2 = sentMode == 12;
 
@@ -475,7 +475,7 @@ int DoorbotScript::process(const TTroomScript *roomScript, const TTsentence *sen
 			|| defaultProcess(roomScript, sentence))
 		return 2;
 
-	switch (sentence->_field2C) {
+	switch (sentence->_category) {
 	case 11:
 		if (getRandomNumber(100) > 90)
 			return setResponse(10839, 42);
diff --git a/engines/titanic/true_talk/liftbot_script.cpp b/engines/titanic/true_talk/liftbot_script.cpp
index 4b253ca9af..e52e47d99d 100644
--- a/engines/titanic/true_talk/liftbot_script.cpp
+++ b/engines/titanic/true_talk/liftbot_script.cpp
@@ -92,7 +92,7 @@ int LiftbotScript::process(const TTroomScript *roomScript, const TTsentence *sen
 
 	checkItems(roomScript, sentence);
 	int currState = getState();
-	int sentMode = sentence->_field2C;
+	int sentMode = sentence->_category;
 	TTtreeResult treeResult;
 
 	if (currState) {
@@ -651,7 +651,7 @@ int LiftbotScript::sentence1(const TTsentence *sentence) {
 		return 1;
 	}
 
-	if (sentence->_field2C == 4 || sentence->localWord("find")
+	if (sentence->_category == 4 || sentence->localWord("find")
 			|| sentence->contains("get to")) {
 		if (getCurrentFloor() != diff) {
 			selectResponse(diff == 1 ? 210769 : 210764);
diff --git a/engines/titanic/true_talk/maitred_script.cpp b/engines/titanic/true_talk/maitred_script.cpp
index e902169ed0..cb1a3a5460 100644
--- a/engines/titanic/true_talk/maitred_script.cpp
+++ b/engines/titanic/true_talk/maitred_script.cpp
@@ -726,7 +726,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 7:
-		if (sentence->_field2C == 12) {
+		if (sentence->_category == 12) {
 			addResponse(getDialogueId(260089));
 			applyFlag = true;
 			stateFlag = false;
@@ -738,7 +738,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 8:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			trigger12(false);
 			addResponse(getDialogueId(260094));
 			CTrueTalkManager::setFlags(11, 1);
@@ -819,7 +819,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 16:
-		addResponse(getDialogueId(sentence->_field2C == 11 ? 260209 : 260210));
+		addResponse(getDialogueId(sentence->_category == 11 ? 260209 : 260210));
 		applyFlag = true;
 		stateFlag = false;
 		break;
@@ -843,13 +843,13 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 18:
-		if (sentence->_field2C == 11) {
+		if (sentence->_category == 11) {
 			addResponse(getDialogueId(260232));
 			applyFlag = true;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(260231));
 			applyFlag = true;
-		} else if (sentence->_field2C == 13) {
+		} else if (sentence->_category == 13) {
 			addResponse(getDialogueId(260444));
 			addResponse(getDialogueId(260233));
 			applyFlag = true;
@@ -937,7 +937,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 23:
-		if (sentence->_field2C == 11) {
+		if (sentence->_category == 11) {
 			addResponse(getDialogueId(260237));
 			applyFlag = true;
 			stateFlag = false;
@@ -992,7 +992,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 			addResponse(getDialogueId(260256));
 			applyFlag = true;
 			stateFlag = false;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(260255));
 			applyFlag = true;
 			stateFlag = false;
@@ -1024,7 +1024,7 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 29:
-		if (sentence->_field2C == 11) {
+		if (sentence->_category == 11) {
 			setFlags12();
 			addResponse(getDialogueId(260131));
 		} else {
@@ -1034,10 +1034,10 @@ int MaitreDScript::preprocess(const TTroomScript *roomScript, const TTsentence *
 		break;
 
 	case 30:
-		if (sentence->_field2C == 11 || sentence->_field2C == 13) {
+		if (sentence->_category == 11 || sentence->_category == 13) {
 			addResponse(getDialogueId(260695));
 			applyFlag = true;
-		} else if (sentence->_field2C == 12) {
+		} else if (sentence->_category == 12) {
 			addResponse(getDialogueId(260696));
 			applyFlag = true;
 		}
diff --git a/engines/titanic/true_talk/parrot_script.cpp b/engines/titanic/true_talk/parrot_script.cpp
index b09e74505c..25b54f0715 100644
--- a/engines/titanic/true_talk/parrot_script.cpp
+++ b/engines/titanic/true_talk/parrot_script.cpp
@@ -55,7 +55,7 @@ int ParrotScript::process(const TTroomScript *roomScript, const TTsentence *sent
 	if (processEntries(roomScript, sentence) == 2) {
 		int tagId = g_vm->_trueTalkManager->_quotes.find(sentence->_normalizedLine);
 		if (!tagId || chooseResponse(roomScript, sentence, tagId) != 2) {
-			addResponse(getDialogueId(sentence->check2C() ? 280248 : 280235));
+			addResponse(getDialogueId(sentence->checkCategory() ? 280248 : 280235));
 			applyResponse();
 		}
 	}
diff --git a/engines/titanic/true_talk/script_support.cpp b/engines/titanic/true_talk/script_support.cpp
index 440cb1ab98..52676139f0 100644
--- a/engines/titanic/true_talk/script_support.cpp
+++ b/engines/titanic/true_talk/script_support.cpp
@@ -57,7 +57,7 @@ bool TTsentenceEntry::load(Common::SeekableReadStream *s) {
 		return false;
 
 	_field0 = s->readUint32LE();
-	_field4 = s->readUint32LE();
+	_category = s->readUint32LE();
 	_string8 = readStringFromStream(s);
 	_fieldC = s->readUint32LE();
 	_string10 = readStringFromStream(s);
diff --git a/engines/titanic/true_talk/script_support.h b/engines/titanic/true_talk/script_support.h
index ffd4f4885f..3c5b919ccf 100644
--- a/engines/titanic/true_talk/script_support.h
+++ b/engines/titanic/true_talk/script_support.h
@@ -65,7 +65,7 @@ struct TTscriptRange {
 
 struct TTsentenceEntry {
 	int _field0;
-	int _field4;
+	int _category;
 	CString _string8;
 	int _fieldC;
 	CString _string10;
@@ -78,7 +78,7 @@ struct TTsentenceEntry {
 	int _field2C;
 	int _field30;
 
-	TTsentenceEntry() : _field0(0), _field4(0), _fieldC(0),
+	TTsentenceEntry() : _field0(0), _category(0), _fieldC(0),
 		_field20(0), _field28(0), _field2C(0), _field30(0) {}
 
 	/**
diff --git a/engines/titanic/true_talk/succubus_script.cpp b/engines/titanic/true_talk/succubus_script.cpp
index db537c6470..888d23e17c 100644
--- a/engines/titanic/true_talk/succubus_script.cpp
+++ b/engines/titanic/true_talk/succubus_script.cpp
@@ -85,7 +85,7 @@ int SuccUBusScript::process(const TTroomScript *roomScript, const TTsentence *se
 
 	int currState = getState();
 	if (currState) {
-		int currMode = sentence->_field2C;
+		int currMode = sentence->_category;
 		bool modeFlag1 = currMode == 11 || currMode == 13;
 		bool modeFlag2 = currMode == 12;
 		setState(0);
diff --git a/engines/titanic/true_talk/tt_npc_script.cpp b/engines/titanic/true_talk/tt_npc_script.cpp
index ffa9d7f102..527e33f14c 100644
--- a/engines/titanic/true_talk/tt_npc_script.cpp
+++ b/engines/titanic/true_talk/tt_npc_script.cpp
@@ -700,12 +700,12 @@ int TTnpcScript::processEntries(const TTsentenceEntries *entries, uint entryCoun
 	if (!entryCount)
 		// No count specified, so use entire list
 		entryCount = entries->size();
-	int entryId = _field2C;
+	int categoryNum = sentence->_category;
 
 	for (uint loopCtr = 0; loopCtr < 2; ++loopCtr) {
 		for (uint entryCtr = 0; entryCtr < entryCount; ++entryCtr) {
 			const TTsentenceEntry &entry = (*entries)[entryCtr];
-			if (entry._field4 != entryId && (loopCtr == 0 || entry._field4))
+			if (entry._category != categoryNum && (loopCtr == 0 || entry._category))
 				continue;
 
 			bool flag;
@@ -956,7 +956,7 @@ bool TTnpcScript::getStateValue() const {
 }
 
 bool TTnpcScript::sentence2C(const TTsentence *sentence) {
-	return sentence->_field2C >= 2 && sentence->_field2C <= 7;
+	return sentence->_category >= 2 && sentence->_category <= 7;
 }
 
 void TTnpcScript::getAssignedRoom(int *roomNum, int *floorNum, int *elevatorNum) const {
diff --git a/engines/titanic/true_talk/tt_parser.cpp b/engines/titanic/true_talk/tt_parser.cpp
index 28160a07ea..e432677c7c 100644
--- a/engines/titanic/true_talk/tt_parser.cpp
+++ b/engines/titanic/true_talk/tt_parser.cpp
@@ -622,7 +622,7 @@ int TTparser::loadRequests(TTword *word) {
 		break;
 
 	case WC_CONJUNCTION:
-		if (_sentence->check2C()) {
+		if (_sentence->checkCategory()) {
 			_sentenceConcept->_field1C = 1;
 			_sentenceConcept = _sentenceConcept->addSibling();
 			delete this;
@@ -676,7 +676,7 @@ int TTparser::loadRequests(TTword *word) {
 		case 901:
 		case 902:
 		case 904:
-			if (_sentence->_field2C == 9) {
+			if (_sentence->_category == 9) {
 				_sentenceConcept->_field1C = 1;
 				_sentenceConcept = _sentenceConcept->addSibling();
 				addNode(1);
@@ -738,7 +738,7 @@ int TTparser::considerRequests(TTword *word) {
 	for (TTparserNode *nodeP = _nodesP; nodeP; ) {
 		switch (nodeP->_tag) {
 		case CHECK_COMMAND_FORM:
-			if (_sentenceConcept->_concept1P && _sentence->_field2C == 1 &&
+			if (_sentenceConcept->_concept1P && _sentence->_category == 1 &&
 					!_sentenceConcept->_concept0P) {
 				concept = new TTconcept(_sentence->_npcScript, ST_NPC_SCRIPT);
 				_sentenceConcept->_concept0P = concept;
@@ -1032,7 +1032,7 @@ int TTparser::considerRequests(TTword *word) {
 				addNode(15);
 			}
 
-			if (_sentence->check2C() && word->_id == 113)
+			if (_sentence->checkCategory() && word->_id == 113)
 				addNode(4);
 
 			if (word->_wordClass == WC_ACTION)
@@ -1055,10 +1055,10 @@ int TTparser::considerRequests(TTword *word) {
 			break;
 
 		case WORD_TYPE_IS_SENTENCE_TYPE:
-			if (_sentence->_field2C == 1 || _sentence->_field2C == 10) {
+			if (_sentence->_category == 1 || _sentence->_category == 10) {
 				for (TTword *wordP = _currentWordP; wordP; wordP = wordP->_nextP) {
 					if (wordP->_id == 906) {
-						_sentence->_field2C = 12;
+						_sentence->_category = 12;
 						flag = true;
 						break;
 					}
@@ -1068,44 +1068,44 @@ int TTparser::considerRequests(TTword *word) {
 				TTconcept *newConceptP;
 				switch (word->_id) {
 				case 108:
-					_sentence->_field2C = 8;
+					_sentence->_category = 8;
 					break;
 				case 113:
 					if (!_sentenceConcept->_concept3P)
-						_sentence->_field2C = 22;
+						_sentence->_category = 22;
 					break;
-				case 304:
-					_sentence->_field2C = 25;
+				case 306:
+					_sentence->_category = 7;
 					break;
-				case 305:
-					_sentence->_field2C = 24;
+				case 307:
+					_sentence->_category = 24;
 					break;
-				case 306:
-					_sentence->_field2C = 7;
+				case 308:
+					_sentence->_category = 25;
 					break;
 				case 501:
-					_sentence->_field2C = 9;
+					_sentence->_category = 9;
 					break;
 				case 900:
-					_sentence->_field2C = 5;
+					_sentence->_category = 5;
 					break;
 				case 901:
-					_sentence->_field2C = 4;
+					_sentence->_category = 4;
 					break;
 				case 904:
-					_sentence->_field2C = 6;
+					_sentence->_category = 6;
 					break;
 				case 905:
-					_sentence->_field2C = 11;
+					_sentence->_category = 11;
 					break;
 				case 906:
-					_sentence->_field2C = 12;
+					_sentence->_category = 12;
 					break;
 				case 907:
-					_sentence->_field2C = 13;
+					_sentence->_category = 13;
 					break;
 				case 908:
-					_sentence->_field2C = 2;
+					_sentence->_category = 2;
 					if (!_sentenceConcept->_concept0P) {
 						newPictP = new TTpicture(TTstring("?"), WC_THING, 0, 0, 0, 0, 0);
 						newConceptP = new TTconcept(newPictP);
@@ -1116,7 +1116,7 @@ int TTparser::considerRequests(TTword *word) {
 					}
 					break;
 				case 909:
-					_sentence->_field2C = 3;
+					_sentence->_category = 3;
 					newPictP = new TTpicture(TTstring("?"), WC_THING, 0, 0, 0, 0, 0);
 					newConceptP = new TTconcept(newPictP);
 
@@ -1154,8 +1154,8 @@ int TTparser::considerRequests(TTword *word) {
 			addNode(5);
 			addNode(21);
 
-			if (!_sentence->_field2C)
-				_sentence->_field2C = 15;
+			if (!_sentence->_category)
+				_sentence->_category = 15;
 			break;
 
 		case MKTAG('C', 'U', 'R', 'S'):
@@ -1170,8 +1170,8 @@ int TTparser::considerRequests(TTword *word) {
 			addNode(5);
 			addNode(21);
 
-			if (!_sentence->_field2C)
-				_sentence->_field2C = 14;
+			if (!_sentence->_category)
+				_sentence->_category = 14;
 			break;
 
 		case MKTAG('F', 'A', 'R', 'R'):
@@ -1188,15 +1188,15 @@ int TTparser::considerRequests(TTword *word) {
 			addNode(5);
 			addNode(21);
 
-			if (_sentence->_field2C == 1)
-				_sentence->_field2C = 14;
+			if (_sentence->_category == 1)
+				_sentence->_category = 14;
 
 			flag = true;
 			break;
 
 		case MKTAG('H', 'E', 'L', 'P'):
-			if (_sentence->_field2C == 1)
-				_sentence->_field2C = 18;
+			if (_sentence->_category == 1)
+				_sentence->_category = 18;
 
 			flag = true;
 			break;
@@ -1259,8 +1259,8 @@ int TTparser::considerRequests(TTword *word) {
 			break;
 
 		case MKTAG('T', 'E', 'A', 'C'):
-			if (_sentence->_field2C == 1)
-				_sentence->_field2C = 10;
+			if (_sentence->_category == 1)
+				_sentence->_category = 10;
 
 			flag = true;
 			break;
@@ -1404,8 +1404,8 @@ int TTparser::checkForAction() {
 		} else {
 			// No chain, so singular word can simply be removed
 			_currentWordP = nullptr;
-			if (word->_id == 906 && _sentence->_field2C == 1)
-				_sentence->_field2C = 12;
+			if (word->_id == 906 && _sentence->_category == 1)
+				_sentence->_category = 12;
 		}
 
 		if (word->_text == "do" || word->_text == "doing" || word->_text == "does" ||
@@ -1455,28 +1455,28 @@ int TTparser::checkForAction() {
 
 	if (_sentence->fn2(3, TTstring("thePlayer"), _sentenceConcept) && !flag) {
 		if (_sentenceConcept->concept1WordId() == 101) {
-			_sentence->_field2C = 16;
-		} else if (_sentence->_field2C != 18 && _sentenceConcept->concept1WordId() == 102) {
+			_sentence->_category = 16;
+		} else if (_sentence->_category != 18 && _sentenceConcept->concept1WordId() == 102) {
 			if (_sentence->fn2(0, TTstring("targetNpc"), _sentenceConcept))
-				_sentence->_field2C = 15;
+				_sentence->_category = 15;
 		}
 	}
 
 	if (_sentence->fn2(2, TTstring("thePlayer"), _sentenceConcept) &&
 			_sentenceConcept->concept1WordId() == 101 && flag)
-		_sentence->_field2C = 17;
+		_sentence->_category = 17;
 
 	if (!_sentenceConcept->_concept0P && !_sentenceConcept->_concept1P &&
 			!_sentenceConcept->_concept2P && !_sentenceConcept->_concept5P && !flag) {
 		if (_conceptP)
 			filterConcepts(5, 2);
 
-		if (!_sentenceConcept->_concept2P && _sentence->_field2C == 1)
-			_sentence->_field2C = 0;
+		if (!_sentenceConcept->_concept2P && _sentence->_category == 1)
+			_sentence->_category = 0;
 	}
 
-	if (_sentence->_field58 < 5 && _sentence->_field2C == 1 && !flag)
-		_sentence->_field2C = 19;
+	if (_sentence->_field58 < 5 && _sentence->_category == 1 && !flag)
+		_sentence->_category = 19;
 
 	for (TTconceptNode *nodeP = &_sentence->_sentenceConcept; nodeP; nodeP = nodeP->_nextP) {
 		if (nodeP->_field18 == 0 && nodeP->_concept1P) {
@@ -1492,15 +1492,15 @@ int TTparser::checkForAction() {
 		}
 	}
 
-	if (_sentence->_field2C == 1 && _sentenceConcept->_concept5P &&
+	if (_sentence->_category == 1 && _sentenceConcept->_concept5P &&
 			_sentenceConcept->_concept2P) {
 		if (_sentence->fn4(1, 113, nullptr)) {
 			if (_sentence->fn2(2, TTstring("targetNpc"), nullptr)) {
-				_sentence->_field2C = 20;
+				_sentence->_category = 20;
 			} else if (_sentence->fn2(2, TTstring("thePlayer"), nullptr)) {
-				_sentence->_field2C = 21;
+				_sentence->_category = 21;
 			} else {
-				_sentence->_field2C = 22;
+				_sentence->_category = 22;
 			}
 		}
 	} else if (!_sentenceConcept->_concept0P && !_sentenceConcept->_concept1P &&
@@ -1508,8 +1508,8 @@ int TTparser::checkForAction() {
 		if (_conceptP)
 			filterConcepts(5, 2);
 
-		if (!_sentenceConcept->_concept2P && _sentence->_field2C == 1)
-			_sentence->_field2C = 0;
+		if (!_sentenceConcept->_concept2P && _sentence->_category == 1)
+			_sentence->_category = 0;
 	}
 
 	return status;
@@ -1660,8 +1660,8 @@ int TTparser::processModifiers(int modifier, TTword *word) {
 
 			case 204:
 				newConcept->_field34 = 1;
-				if (_sentence->_field2C == 1)
-					_sentence->_field2C = 12;
+				if (_sentence->_category == 1)
+					_sentence->_category = 12;
 				newConcept->_field14 = 1;
 				break;
 
diff --git a/engines/titanic/true_talk/tt_sentence.cpp b/engines/titanic/true_talk/tt_sentence.cpp
index 9d7ea961f4..6bd7e091c2 100644
--- a/engines/titanic/true_talk/tt_sentence.cpp
+++ b/engines/titanic/true_talk/tt_sentence.cpp
@@ -41,7 +41,7 @@ TTsentenceConcept *TTsentenceConcept::addSibling() {
 
 TTsentence::TTsentence(int inputCtr, const TTstring &line, CScriptHandler *owner,
 		TTroomScript *roomScript, TTnpcScript *npcScript) :
-		_owner(owner), _field2C(1), _inputCtr(inputCtr), _field34(0),
+		_owner(owner), _category(1), _inputCtr(inputCtr), _field34(0),
 		_field38(0), _initialLine(line), _nodesP(nullptr), _roomScript(roomScript),
 		_npcScript(npcScript), _field58(0), _field5C(0) {
 	_status = _initialLine.isValid() && _normalizedLine.isValid() ? SS_11: SS_VALID;
@@ -77,7 +77,7 @@ void TTsentence::copyFrom(const TTsentence &src) {
 	_field5C = src._field5C;
 	_field34 = src._field34;
 	_field38 = src._field38;
-	_field2C = src._field2C;
+	_category = src._category;
 	_nodesP = nullptr;
 
 	if (src._nodesP) {
diff --git a/engines/titanic/true_talk/tt_sentence.h b/engines/titanic/true_talk/tt_sentence.h
index 7b2c6400c5..cbaef26831 100644
--- a/engines/titanic/true_talk/tt_sentence.h
+++ b/engines/titanic/true_talk/tt_sentence.h
@@ -67,7 +67,7 @@ public:
 	int _field58;
 	TTroomScript *_roomScript;
 	TTnpcScript *_npcScript;
-	int _field2C;
+	int _category;
 public:
 	TTsentence(int inputCtr, const TTstring &line, CScriptHandler *owner,
 		TTroomScript *roomScript, TTnpcScript *npcScript);
@@ -76,7 +76,7 @@ public:
 
 	void setState(int v) { _field34 = v; }
 	void set38(int v) { _field38 = v; }
-	bool check2C() const { return _field2C > 1 && _field2C <= 10; }
+	bool checkCategory() const { return _category > 1 && _category <= 10; }
 	int concept18(TTconceptNode *conceptNode) {
 		return conceptNode ? conceptNode->get18() : 0;
 	}