Document some player item stuff

data/scripts/hyruleCastleGarden/script_GuardEntry3.inc

@@ -12,7 +12,8 @@ script_08011A7C:
 	SetPlayerIdle
 	FacePlayer
 	CallWithArg sub_0807F3D8, 0x00000000
-	CallWithArg sub_080644B4, 0x00000006
+	@ Check if player has performed great spin.
+	CallWithArg CheckLastSwordMove, 0x00000006
 	JumpIf script_08011AFA
 	MessageFromTarget TEXT_VAATI, 0x20
 	WaitUntilTextboxCloses

data/scripts/hyruleTown/script_GuardWest.inc

@@ -4,7 +4,7 @@ SCRIPT_START script_GuardWest
 	SetAnimationState 0x0002
 	_0807E9D4
 	CallWithArg sub_0807F3D8, 0x00000008
-	Call sub_080644A4
+	Call GuardWithSpear_ResetLastSwordMove
 .ifndef EU
 	ClearLocalFlag MACHI_02_HEISHI_TALK
 .endif
@@ -19,10 +19,10 @@ script_0800FF92:
 	Call sub_08064198
 	CheckLocalFlag MACHI_02_HEISHI_TALK
 	JumpIfNot script_0800FFCC
-	Call sub_08064488
+	Call GuardWithSpear_ResetLastSwordMoveIfNotInSwordState
 	CheckPlayerInRegion2 0x4040
 	JumpIfNot script_0800FFCC
-	Call sub_08064470
+	Call GuardWithSpear_CheckSwordMoveSpin
 	JumpIf script_08010014
 script_0800FFCC:
 	CheckEntityInteractType
@@ -65,7 +65,7 @@ script_08010014:
 	CallWithArg sub_0807F3D8, 0x00000008
 	SetLocalFlag MACHI_02_HEISHI
 script_08010060:
-	Call sub_080644A4
+	Call GuardWithSpear_ResetLastSwordMove
 	CallWithArg sub_0807F5B0, 0x0000000a
 	EnablePlayerControl
 	Jump script_0800FF92

data/scripts/npc/script_BladeBrothers.inc

@@ -37,7 +37,7 @@ script_08016262:
 	WaitUntilTextboxCloses
 	DoPostScriptAction 0x0001
 	Call WaitForAnimDone
-	Call sub_08068E90
+	Call BladeBrothers_LearnSkill
 	Call sub_08068C8C
 	JumpIf script_0801631C
 	Call sub_08068F00
@@ -50,13 +50,13 @@ script_08016262:
 	Wait 0x001e
 	Call sub_08068E18
 	WaitUntilTextboxCloses
-	Call sub_08068EB4
+	Call BladeBrothers_ResetLastSwordMove
 	Call EnablePauseMenu
 	EnablePlayerControl
 script_080162CC:
 	EndBlock
 	BeginBlock
-	Call sub_08068EC4
+	Call BladeBrothers_CheckLastSwordMove
 	JumpIf script_080162F6
 	CheckEntityInteractType
 	JumpIf script_080162E4