diff --git a/resources/articles/2012/translation-flow.graffle b/resources/articles/2012/translation-flow.graffle
index 285e2f4..f12d387 100644
--- a/resources/articles/2012/translation-flow.graffle
+++ b/resources/articles/2012/translation-flow.graffle
@@ -26,7 +26,7 @@
 	<key>MasterSheets</key>
 	<array/>
 	<key>ModificationDate</key>
-	<string>2012-02-01 14:34:30 +0000</string>
+	<string>2012-02-20 15:04:22 +0000</string>
 	<key>Modifier</key>
 	<string>changwoo park</string>
 	<key>NotesVisible</key>
@@ -368,7 +368,7 @@
 						<key>Align</key>
 						<integer>2</integer>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qr
@@ -466,7 +466,7 @@
 						<key>Align</key>
 						<integer>2</integer>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qr
@@ -656,7 +656,7 @@
 					<key>Points</key>
 					<array>
 						<string>{315.29715, 399.05371}</string>
-						<string>{374.64053, 414.11215}</string>
+						<string>{374.64056, 414.11215}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -966,8 +966,8 @@
 					<integer>37654</integer>
 					<key>Points</key>
 					<array>
-						<string>{120.60128, 341.33862}</string>
-						<string>{120.70474, 388.36288}</string>
+						<string>{120.60127, 341.33862}</string>
+						<string>{120.70472, 388.36288}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -1031,7 +1031,7 @@
 					<key>Points</key>
 					<array>
 						<string>{120.30343, 205.93425}</string>
-						<string>{120.403, 251.19191}</string>
+						<string>{120.40298, 251.19191}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -1262,7 +1262,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -1286,8 +1286,8 @@
 					<integer>37626</integer>
 					<key>Points</key>
 					<array>
-						<string>{120.43819, 267.19186}</string>
-						<string>{120.56617, 325.33868}</string>
+						<string>{120.43817, 267.19186}</string>
+						<string>{120.56609, 325.33868}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -1907,7 +1907,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -1963,7 +1963,7 @@
 					<key>Points</key>
 					<array>
 						<string>{315.23758, 133.60158}</string>
-						<string>{375.43161, 151.08014}</string>
+						<string>{375.43161, 151.08012}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -2312,7 +2312,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -2522,7 +2522,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -2640,7 +2640,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -2758,7 +2758,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -2876,7 +2876,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -2939,7 +2939,7 @@
 								<key>Align</key>
 								<integer>0</integer>
 								<key>Text</key>
-								<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+								<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;\f1\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;\red51\green51\blue51;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\li88\pardirnatural
@@ -3051,7 +3051,7 @@
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 								<integer>0</integer>
 								<key>Text</key>
-								<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+								<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;\f1\fswiss\fcharset0 Helvetica;}
 {\colortbl;\red255\green255\blue255;\red51\green51\blue51;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\li88\pardirnatural
@@ -3567,7 +3567,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -3685,7 +3685,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -3795,7 +3795,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -4042,7 +4042,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -4160,7 +4160,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -4270,7 +4270,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -4605,8 +4605,8 @@
 					<integer>37616</integer>
 					<key>Points</key>
 					<array>
-						<string>{109.78642, 294.65225}</string>
-						<string>{109.77206, 339.14377}</string>
+						<string>{109.78641, 294.65225}</string>
+						<string>{109.77207, 339.14377}</string>
 					</array>
 					<key>Style</key>
 					<dict>
@@ -4946,7 +4946,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -5216,7 +5216,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
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@@ -5334,7 +5334,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
 \pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
@@ -5360,7 +5360,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;}
 {\colortbl;\red255\green255\blue255;}
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@@ -5638,7 +5638,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
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@@ -5756,7 +5756,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
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@@ -5782,7 +5782,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset129 NanumGothic;}
 {\colortbl;\red255\green255\blue255;}
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@@ -6060,7 +6060,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
 {\colortbl;\red255\green255\blue255;}
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@@ -6178,7 +6178,7 @@
 					<key>Text</key>
 					<dict>
 						<key>Text</key>
-						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf230
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
 {\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
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@@ -6240,6 +6240,1739 @@
 			<key>VPages</key>
 			<integer>1</integer>
 		</dict>
+		<dict>
+			<key>ActiveLayerIndex</key>
+			<integer>0</integer>
+			<key>AutoAdjust</key>
+			<true/>
+			<key>BackgroundGraphic</key>
+			<dict>
+				<key>Bounds</key>
+				<string>{{0, 0}, {783, 559}}</string>
+				<key>Class</key>
+				<string>SolidGraphic</string>
+				<key>ID</key>
+				<integer>2</integer>
+				<key>Style</key>
+				<dict>
+					<key>shadow</key>
+					<dict>
+						<key>Draws</key>
+						<string>NO</string>
+					</dict>
+					<key>stroke</key>
+					<dict>
+						<key>Draws</key>
+						<string>NO</string>
+					</dict>
+				</dict>
+			</dict>
+			<key>CanvasOrigin</key>
+			<string>{0, 0}</string>
+			<key>ColumnAlign</key>
+			<integer>1</integer>
+			<key>ColumnSpacing</key>
+			<real>36</real>
+			<key>DisplayScale</key>
+			<string>1 0/72 in = 1.0000 in</string>
+			<key>GraphicsList</key>
+			<array>
+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>37643</integer>
+					</dict>
+					<key>ID</key>
+					<integer>41337</integer>
+					<key>Points</key>
+					<array>
+						<string>{145.73531, 128.00659}</string>
+						<string>{145.9592, 377.73984}</string>
+					</array>
+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>HeadArrow</key>
+							<string>FilledArrow</string>
+							<key>TailArrow</key>
+							<string>0</string>
+						</dict>
+					</dict>
+					<key>Tail</key>
+					<dict>
+						<key>ID</key>
+						<integer>37601</integer>
+						<key>Position</key>
+						<real>0.85881650447845459</real>
+					</dict>
+				</dict>
+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>37622</integer>
+					</dict>
+					<key>ID</key>
+					<integer>37621</integer>
+					<key>Points</key>
+					<array>
+						<string>{227.52034, 291.62573}</string>
+						<string>{361.888, 325.74139}</string>
+					</array>
+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>HeadArrow</key>
+							<string>FilledArrow</string>
+							<key>TailArrow</key>
+							<string>0</string>
+						</dict>
+					</dict>
+					<key>Tail</key>
+					<dict>
+						<key>ID</key>
+						<integer>37619</integer>
+					</dict>
+				</dict>
+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>41333</integer>
+					</dict>
+					<key>ID</key>
+					<integer>41334</integer>
+					<key>Points</key>
+					<array>
+						<string>{152.81557, 389.00317}</string>
+						<string>{284.14941, 451.57806}</string>
+					</array>
+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>HeadArrow</key>
+							<string>UMLInheritance</string>
+							<key>TailArrow</key>
+							<string>0</string>
+						</dict>
+					</dict>
+					<key>Tail</key>
+					<dict>
+						<key>ID</key>
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+					<string>Circle</string>
+					<key>Style</key>
+					<dict>
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+						<dict>
+							<key>Color</key>
+							<dict>
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+								<key>g</key>
+								<string>1</string>
+								<key>r</key>
+								<string>1</string>
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+					<key>Text</key>
+					<dict>
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+						<integer>0</integer>
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+				<dict>
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+						<real>0.69768285751342773</real>
+						<key>RotationType</key>
+						<integer>0</integer>
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+					<key>Shape</key>
+					<string>Circle</string>
+					<key>Style</key>
+					<dict>
+						<key>fill</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>1</string>
+								<key>g</key>
+								<string>0.4</string>
+								<key>r</key>
+								<string>0.4</string>
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+					<key>Text</key>
+					<dict>
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+						<integer>0</integer>
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+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>37609</integer>
+					</dict>
+					<key>ID</key>
+					<integer>37610</integer>
+					<key>Points</key>
+					<array>
+						<string>{291.12451, 478.4285}</string>
+						<string>{288.9473, 70.537781}</string>
+					</array>
+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>0.8</string>
+								<key>g</key>
+								<string>0.8</string>
+								<key>r</key>
+								<string>0.8</string>
+							</dict>
+							<key>HeadArrow</key>
+							<string>0</string>
+							<key>TailArrow</key>
+							<string>0</string>
+							<key>Width</key>
+							<real>4</real>
+						</dict>
+					</dict>
+				</dict>
+				<dict>
+					<key>Bounds</key>
+					<string>{{261.87256, 44.537807}, {54, 24}}</string>
+					<key>Class</key>
+					<string>ShapedGraphic</string>
+					<key>FontInfo</key>
+					<dict>
+						<key>Color</key>
+						<dict>
+							<key>archive</key>
+							<data>
+							YnBsaXN0MDDUAQIDBAUG
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+							<key>b</key>
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+							<string>0</string>
+							<key>r</key>
+							<string>0</string>
+						</dict>
+						<key>Font</key>
+						<string>NanumGothicCoding</string>
+						<key>Size</key>
+						<real>11</real>
+					</dict>
+					<key>ID</key>
+					<integer>37609</integer>
+					<key>Shape</key>
+					<string>Rectangle</string>
+					<key>Style</key>
+					<dict>
+						<key>fill</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>1</string>
+								<key>g</key>
+								<string>0.4</string>
+								<key>r</key>
+								<string>0.4</string>
+							</dict>
+							<key>Draws</key>
+							<string>NO</string>
+						</dict>
+						<key>shadow</key>
+						<dict>
+							<key>Beneath</key>
+							<string>YES</string>
+							<key>Color</key>
+							<dict>
+								<key>a</key>
+								<string>0.15</string>
+								<key>b</key>
+								<string>0</string>
+								<key>g</key>
+								<string>0</string>
+								<key>r</key>
+								<string>0</string>
+							</dict>
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+							<string>NO</string>
+							<key>Fuzziness</key>
+							<real>0.0</real>
+							<key>ShadowVector</key>
+							<string>{2, 2}</string>
+						</dict>
+						<key>stroke</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>0.8</string>
+								<key>g</key>
+								<string>0.8</string>
+								<key>r</key>
+								<string>0.8</string>
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+							<key>GapRatio</key>
+							<real>0.5</real>
+							<key>Width</key>
+							<real>4</real>
+						</dict>
+					</dict>
+					<key>Text</key>
+					<dict>
+						<key>Text</key>
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
+{\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
+{\colortbl;\red255\green255\blue255;}
+\pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
+
+\f0\fs22 \cf0 02}</string>
+						<key>VerticalPad</key>
+						<integer>0</integer>
+					</dict>
+					<key>TextRelativeArea</key>
+					<string>{{0.1, 0.15000001}, {0.80000001, 0.69999999}}</string>
+				</dict>
+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>37611</integer>
+					</dict>
+					<key>ID</key>
+					<integer>37608</integer>
+					<key>Points</key>
+					<array>
+						<string>{152.72441, 123.5106}</string>
+						<string>{282.84744, 190.37735}</string>
+					</array>
+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>HeadArrow</key>
+							<string>UMLInheritance</string>
+							<key>TailArrow</key>
+							<string>0</string>
+						</dict>
+					</dict>
+					<key>Tail</key>
+					<dict>
+						<key>ID</key>
+						<integer>36</integer>
+					</dict>
+				</dict>
+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
+					<key>Head</key>
+					<dict>
+						<key>ID</key>
+						<integer>40</integer>
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+					<key>ID</key>
+					<integer>37607</integer>
+					<key>Points</key>
+					<array>
+						<string>{153.20396, 122.1394}</string>
+						<string>{213.39795, 139.6179}</string>
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+					<key>Style</key>
+					<dict>
+						<key>stroke</key>
+						<dict>
+							<key>HeadArrow</key>
+							<string>UMLInheritance</string>
+							<key>TailArrow</key>
+							<string>0</string>
+						</dict>
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+					<key>Tail</key>
+					<dict>
+						<key>ID</key>
+						<integer>36</integer>
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+				<dict>
+					<key>Bounds</key>
+					<string>{{362.12552, 258.94983}, {14, 15}}</string>
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+					<key>ID</key>
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+						<real>0.52166563272476196</real>
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+						<integer>0</integer>
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+					<key>Shape</key>
+					<string>Circle</string>
+					<key>Style</key>
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+								<string>0.4</string>
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+								<string>1</string>
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+					<key>Text</key>
+					<dict>
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+						<integer>0</integer>
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+				<dict>
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+					<string>{{213.63554, 134.21948}, {14, 15}}</string>
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+						<real>0.8258470892906189</real>
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+					<key>Style</key>
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+						<key>fill</key>
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+							<key>Color</key>
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+								<key>b</key>
+								<string>1</string>
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+								<string>0.4</string>
+								<key>r</key>
+								<string>0.4</string>
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+					<key>Text</key>
+					<dict>
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+						<integer>0</integer>
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+				<dict>
+					<key>Class</key>
+					<string>LineGraphic</string>
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+					<dict>
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+								<string>0.8</string>
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+								<string>0.8</string>
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+								<string>0.8</string>
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+							<real>4</real>
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+					<string>LineGraphic</string>
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+					<integer>37603</integer>
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+					<array>
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+								<key>b</key>
+								<string>0.8</string>
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+								<string>0.8</string>
+								<key>r</key>
+								<string>0.8</string>
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+							<real>4</real>
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+				<dict>
+					<key>Bounds</key>
+					<string>{{138.96637, 112.53782}, {14, 15}}</string>
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+								<key>r</key>
+								<string>0.4</string>
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+					<key>Class</key>
+					<string>LineGraphic</string>
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+					<dict>
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+								<key>b</key>
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+								<string>0.8</string>
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+								<string>0.8</string>
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+							<real>4</real>
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+				<dict>
+					<key>Bounds</key>
+					<string>{{336.92154, 44.537807}, {64, 24}}</string>
+					<key>Class</key>
+					<string>ShapedGraphic</string>
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+						<key>Font</key>
+						<string>NanumGothicCoding</string>
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+						<real>11</real>
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+					<key>ID</key>
+					<integer>41</integer>
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+					<string>Rectangle</string>
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+								<string>0.4</string>
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+							<key>Color</key>
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+							<key>ShadowVector</key>
+							<string>{2, 2}</string>
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+								<string>0.8</string>
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+								<string>0.8</string>
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+								<string>0.8</string>
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+							<real>0.5</real>
+							<key>Width</key>
+							<real>4</real>
+						</dict>
+					</dict>
+					<key>Text</key>
+					<dict>
+						<key>Text</key>
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
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+{\colortbl;\red255\green255\blue255;}
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+
+\f0\fs22 \cf0 ko}</string>
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+					<string>{{0.1, 0.15000001}, {0.80000001, 0.69999999}}</string>
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+					<string>ShapedGraphic</string>
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+							</data>
+							<key>b</key>
+							<string>0</string>
+							<key>g</key>
+							<string>0</string>
+							<key>r</key>
+							<string>0</string>
+						</dict>
+						<key>Font</key>
+						<string>NanumGothicCoding</string>
+						<key>Size</key>
+						<real>11</real>
+					</dict>
+					<key>ID</key>
+					<integer>39</integer>
+					<key>Shape</key>
+					<string>Rectangle</string>
+					<key>Style</key>
+					<dict>
+						<key>fill</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>1</string>
+								<key>g</key>
+								<string>0.4</string>
+								<key>r</key>
+								<string>0.4</string>
+							</dict>
+							<key>Draws</key>
+							<string>NO</string>
+						</dict>
+						<key>shadow</key>
+						<dict>
+							<key>Beneath</key>
+							<string>YES</string>
+							<key>Color</key>
+							<dict>
+								<key>a</key>
+								<string>0.15</string>
+								<key>b</key>
+								<string>0</string>
+								<key>g</key>
+								<string>0</string>
+								<key>r</key>
+								<string>0</string>
+							</dict>
+							<key>Draws</key>
+							<string>NO</string>
+							<key>Fuzziness</key>
+							<real>0.0</real>
+							<key>ShadowVector</key>
+							<string>{2, 2}</string>
+						</dict>
+						<key>stroke</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>0.8</string>
+								<key>g</key>
+								<string>0.8</string>
+								<key>r</key>
+								<string>0.8</string>
+							</dict>
+							<key>GapRatio</key>
+							<real>0.5</real>
+							<key>Width</key>
+							<real>4</real>
+						</dict>
+					</dict>
+					<key>Text</key>
+					<dict>
+						<key>Text</key>
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
+{\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
+{\colortbl;\red255\green255\blue255;}
+\pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
+
+\f0\fs22 \cf0 01}</string>
+						<key>VerticalPad</key>
+						<integer>0</integer>
+					</dict>
+					<key>TextRelativeArea</key>
+					<string>{{0.1, 0.15000001}, {0.80000001, 0.69999999}}</string>
+				</dict>
+				<dict>
+					<key>Bounds</key>
+					<string>{{113.96638, 44.537807}, {64, 24}}</string>
+					<key>Class</key>
+					<string>ShapedGraphic</string>
+					<key>FontInfo</key>
+					<dict>
+						<key>Color</key>
+						<dict>
+							<key>archive</key>
+							<data>
+							YnBsaXN0MDDUAQIDBAUG
+							BwpZJGFyY2hpdmVyWCR2
+							ZXJzaW9uVCR0b3BYJG9i
+							amVjdHNfEA9OU0tleWVk
+							QXJjaGl2ZXISAAGGoNEI
+							CVRyb290gAGlCwwVGR5V
+							JG51bGzUDQ4PEBESExRf
+							EBJOU0N1c3RvbUNvbG9y
+							U3BhY2VXTlNXaGl0ZVxO
+							U0NvbG9yU3BhY2VWJGNs
+							YXNzgAJCMAAQA4AE0hYQ
+							FxhUTlNJRBACgAPSGhsc
+							D1gkY2xhc3Nlc1okY2xh
+							c3NuYW1log8dWE5TT2Jq
+							ZWN00hobHyCiIB1XTlND
+							b2xvcggRGyQpMkRJTFFT
+							WV9ofYWSmZueoKKnrK6w
+							tb7JzNXa3QAAAAAAAAEB
+							AAAAAAAAACEAAAAAAAAA
+							AAAAAAAAAADl
+							</data>
+							<key>b</key>
+							<string>0</string>
+							<key>g</key>
+							<string>0</string>
+							<key>r</key>
+							<string>0</string>
+						</dict>
+						<key>Font</key>
+						<string>NanumGothicCoding</string>
+						<key>Size</key>
+						<real>11</real>
+					</dict>
+					<key>ID</key>
+					<integer>35</integer>
+					<key>Shape</key>
+					<string>Rectangle</string>
+					<key>Style</key>
+					<dict>
+						<key>fill</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>1</string>
+								<key>g</key>
+								<string>0.4</string>
+								<key>r</key>
+								<string>0.4</string>
+							</dict>
+							<key>Draws</key>
+							<string>NO</string>
+						</dict>
+						<key>shadow</key>
+						<dict>
+							<key>Beneath</key>
+							<string>YES</string>
+							<key>Color</key>
+							<dict>
+								<key>a</key>
+								<string>0.15</string>
+								<key>b</key>
+								<string>0</string>
+								<key>g</key>
+								<string>0</string>
+								<key>r</key>
+								<string>0</string>
+							</dict>
+							<key>Draws</key>
+							<string>NO</string>
+							<key>Fuzziness</key>
+							<real>0.0</real>
+							<key>ShadowVector</key>
+							<string>{2, 2}</string>
+						</dict>
+						<key>stroke</key>
+						<dict>
+							<key>Color</key>
+							<dict>
+								<key>b</key>
+								<string>0.8</string>
+								<key>g</key>
+								<string>0.8</string>
+								<key>r</key>
+								<string>0.8</string>
+							</dict>
+							<key>GapRatio</key>
+							<real>0.5</real>
+							<key>Width</key>
+							<real>4</real>
+						</dict>
+					</dict>
+					<key>Text</key>
+					<dict>
+						<key>Text</key>
+						<string>{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf320
+{\fonttbl\f0\fnil\fcharset0 NanumGothicCoding;}
+{\colortbl;\red255\green255\blue255;}
+\pard\tx560\tx1120\tx1680\tx2240\tx2800\tx3360\tx3920\tx4480\tx5040\tx5600\tx6160\tx6720\pardirnatural\qc
+
+\f0\fs22 \cf0 master}</string>
+						<key>VerticalPad</key>
+						<integer>0</integer>
+					</dict>
+					<key>TextRelativeArea</key>
+					<string>{{0.1, 0.15000001}, {0.80000001, 0.69999999}}</string>
+				</dict>
+			</array>
+			<key>GridInfo</key>
+			<dict/>
+			<key>HPages</key>
+			<integer>1</integer>
+			<key>KeepToScale</key>
+			<false/>
+			<key>Layers</key>
+			<array>
+				<dict>
+					<key>Lock</key>
+					<string>NO</string>
+					<key>Name</key>
+					<string>Layer 1</string>
+					<key>Print</key>
+					<string>YES</string>
+					<key>View</key>
+					<string>YES</string>
+				</dict>
+			</array>
+			<key>LayoutInfo</key>
+			<dict>
+				<key>Animate</key>
+				<string>NO</string>
+				<key>circoMinDist</key>
+				<real>18</real>
+				<key>circoSeparation</key>
+				<real>0.0</real>
+				<key>layoutEngine</key>
+				<string>dot</string>
+				<key>neatoSeparation</key>
+				<real>0.0</real>
+				<key>twopiSeparation</key>
+				<real>0.0</real>
+			</dict>
+			<key>Orientation</key>
+			<integer>1</integer>
+			<key>PrintOnePage</key>
+			<false/>
+			<key>RowAlign</key>
+			<integer>1</integer>
+			<key>RowSpacing</key>
+			<real>36</real>
+			<key>SheetTitle</key>
+			<string>Canvas 3</string>
+			<key>UniqueID</key>
+			<integer>3</integer>
+			<key>VPages</key>
+			<integer>1</integer>
+		</dict>
 	</array>
 	<key>SmartAlignmentGuidesActive</key>
 	<string>YES</string>
@@ -6250,7 +7983,7 @@
 	<key>WindowInfo</key>
 	<dict>
 		<key>CurrentSheet</key>
-		<integer>1</integer>
+		<integer>2</integer>
 		<key>ExpandedCanvases</key>
 		<array>
 			<dict>
@@ -6258,8 +7991,6 @@
 				<string>Canvas 1</string>
 			</dict>
 		</array>
-		<key>Frame</key>
-		<string>{{109, 0}, {1066, 778}}</string>
 		<key>ListView</key>
 		<true/>
 		<key>OutlineWidth</key>
@@ -6272,8 +8003,6 @@
 		<true/>
 		<key>SidebarWidth</key>
 		<integer>120</integer>
-		<key>VisibleRegion</key>
-		<string>{{11.764705, 21.008402}, {770.58813, 510.92435}}</string>
 		<key>Zoom</key>
 		<real>1.190000057220459</real>
 		<key>ZoomValues</key>
@@ -6288,6 +8017,11 @@
 				<real>1.190000057220459</real>
 				<real>1</real>
 			</array>
+			<array>
+				<string>Canvas 3</string>
+				<real>1.190000057220459</real>
+				<real>1</real>
+			</array>
 		</array>
 	</dict>
 	<key>saveQuickLookFiles</key>