diff --git a/graphicsclasses_diagram.mdj b/graphicsclasses_diagram.mdj
index a3e3a9e..76a5f07 100644
--- a/graphicsclasses_diagram.mdj
+++ b/graphicsclasses_diagram.mdj
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+									"verticalAlignment": 5
+								},
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+									"_id": "AAAAAAFUbUry2yQacLI=",
+									"_parent": {
+										"$ref": "AAAAAAFUbUry2iQSuPY="
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+										"$ref": "AAAAAAFUbUry2SQQRk0="
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+									"visible": false,
+									"enabled": true,
+									"lineColor": "#000000",
+									"fillColor": "#ffffff",
+									"fontColor": "#000000",
+									"font": "Arial;13;0",
+									"showShadow": true,
+									"containerChangeable": false,
+									"containerExtending": false,
+									"left": 683,
+									"top": 173,
+									"width": 0,
+									"height": 13,
+									"autoResize": false,
+									"alpha": -0.7853981633974483,
+									"distance": 40,
+									"hostEdge": {
+										"$ref": "AAAAAAFUbUry2iQSuPY="
+									},
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+									"underline": false,
+									"horizontalAlignment": 2,
+									"verticalAlignment": 5
+								},
+								{
+									"_type": "EdgeLabelView",
+									"_id": "AAAAAAFUbUry2yQbGYM=",
+									"_parent": {
+										"$ref": "AAAAAAFUbUry2iQSuPY="
+									},
+									"model": {
+										"$ref": "AAAAAAFUbUry2SQQRk0="
+									},
+									"visible": false,
+									"enabled": true,
+									"lineColor": "#000000",
+									"fillColor": "#ffffff",
+									"fontColor": "#000000",
+									"font": "Arial;13;0",
+									"showShadow": true,
+									"containerChangeable": false,
+									"containerExtending": false,
+									"left": 690,
+									"top": 214,
+									"width": 0,
+									"height": 13,
+									"autoResize": false,
+									"alpha": 0.5235987755982988,
+									"distance": 25,
+									"hostEdge": {
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+									"underline": false,
+									"horizontalAlignment": 2,
+									"verticalAlignment": 5
+								},
+								{
+									"_type": "UMLQualifierCompartmentView",
+									"_id": "AAAAAAFUbUry2yQcHw8=",
+									"_parent": {
+										"$ref": "AAAAAAFUbUry2iQSuPY="
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+									"enabled": true,
+									"lineColor": "#000000",
+									"fillColor": "#ffffff",
+									"fontColor": "#000000",
+									"font": "Arial;13;0",
+									"showShadow": true,
+									"containerChangeable": false,
+									"containerExtending": false,
+									"left": 0,
+									"top": 0,
+									"width": 10,
+									"height": 10,
+									"autoResize": false
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+								{
+									"_type": "UMLQualifierCompartmentView",
+									"_id": "AAAAAAFUbUry2yQd9Mw=",
+									"_parent": {
+										"$ref": "AAAAAAFUbUry2iQSuPY="
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+									"model": {
+										"$ref": "AAAAAAFUbUry2SQQRk0="
+									},
+									"visible": false,
+									"enabled": true,
+									"lineColor": "#000000",
+									"fillColor": "#ffffff",
+									"fontColor": "#000000",
+									"font": "Arial;13;0",
+									"showShadow": true,
+									"containerChangeable": false,
+									"containerExtending": false,
+									"left": 0,
+									"top": 0,
+									"width": 10,
+									"height": 10,
+									"autoResize": false
+								}
+							],
+							"visible": true,
+							"enabled": true,
+							"lineColor": "#000000",
+							"fillColor": "#ffffff",
+							"fontColor": "#000000",
+							"font": "Arial;13;0",
+							"showShadow": true,
+							"containerChangeable": false,
+							"containerExtending": false,
+							"head": {
+								"$ref": "AAAAAAFUbERM50LcxZk="
+							},
+							"tail": {
+								"$ref": "AAAAAAFUbBQn5PpZ5dg="
+							},
+							"lineStyle": 0,
+							"points": "536:488;608:488;608:208;712:208",
+							"stereotypeDisplay": "label",
+							"showVisibility": true,
+							"showProperty": true,
+							"nameLabel": {
+								"$ref": "AAAAAAFUbUry2iQTU1o="
+							},
+							"stereotypeLabel": {
+								"$ref": "AAAAAAFUbUry2yQUvqw="
+							},
+							"propertyLabel": {
+								"$ref": "AAAAAAFUbUry2yQVCmk="
+							},
+							"showMultiplicity": true,
+							"showType": true,
+							"tailRoleNameLabel": {
+								"$ref": "AAAAAAFUbUry2yQWRfM="
+							},
+							"tailPropertyLabel": {
+								"$ref": "AAAAAAFUbUry2yQX6Po="
+							},
+							"tailMultiplicityLabel": {
+								"$ref": "AAAAAAFUbUry2yQYsDo="
+							},
+							"headRoleNameLabel": {
+								"$ref": "AAAAAAFUbUry2yQZHO8="
+							},
+							"headPropertyLabel": {
+								"$ref": "AAAAAAFUbUry2yQacLI="
+							},
+							"headMultiplicityLabel": {
+								"$ref": "AAAAAAFUbUry2yQbGYM="
+							},
+							"tailQualifiersCompartment": {
+								"$ref": "AAAAAAFUbUry2yQcHw8="
+							},
+							"headQualifiersCompartment": {
+								"$ref": "AAAAAAFUbUry2yQd9Mw="
+							}
 						}
 					]
 				},
@@ -9027,21 +9028,21 @@
 						},
 						{
 							"_type": "UMLAssociation",
-							"_id": "AAAAAAFUbEZUN0m4oVE=",
+							"_id": "AAAAAAFUbUry2SQO5k8=",
 							"_parent": {
 								"$ref": "AAAAAAFUbBQn4/pXYd0="
 							},
 							"end1": {
 								"_type": "UMLAssociationEnd",
-								"_id": "AAAAAAFUbEZUN0m53AE=",
+								"_id": "AAAAAAFUbUry2SQPO9Y=",
 								"_parent": {
-									"$ref": "AAAAAAFUbEZUN0m4oVE="
+									"$ref": "AAAAAAFUbUry2SQO5k8="
 								},
 								"reference": {
 									"$ref": "AAAAAAFUbBQn4/pXYd0="
 								},
 								"visibility": "public",
-								"navigable": true,
+								"navigable": false,
 								"aggregation": "none",
 								"isReadOnly": false,
 								"isOrdered": false,
@@ -9051,14 +9052,15 @@
 							},
 							"end2": {
 								"_type": "UMLAssociationEnd",
-								"_id": "AAAAAAFUbEZUN0m60Fs=",
+								"_id": "AAAAAAFUbUry2SQQRk0=",
 								"_parent": {
-									"$ref": "AAAAAAFUbEZUN0m4oVE="
+									"$ref": "AAAAAAFUbUry2SQO5k8="
 								},
+								"name": "control",
 								"reference": {
 									"$ref": "AAAAAAFUbERM5kLaVHs="
 								},
-								"visibility": "public",
+								"visibility": "private",
 								"navigable": true,
 								"aggregation": "none",
 								"isReadOnly": false,