diff --git a/src/main/resources/3/Bankkonten.png b/src/main/resources/3/Bankkonten.png
new file mode 100644
index 0000000..8d09058
Binary files /dev/null and b/src/main/resources/3/Bankkonten.png differ
diff --git a/src/main/resources/3/Bankkonten.uxf b/src/main/resources/3/Bankkonten.uxf
index 51118cd..03f4cc1 100644
--- a/src/main/resources/3/Bankkonten.uxf
+++ b/src/main/resources/3/Bankkonten.uxf
@@ -1,15 +1,14 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<diagram program="umlet" version="14.3.0">
-  <zoom_level>10</zoom_level>
+<?xml version="1.0" encoding="UTF-8"?><diagram program="umlet" version="13.3">
+  <zoom_level>7</zoom_level>
   <element>
     <id>UMLClass</id>
     <coordinates>
-      <x>460</x>
-      <y>270</y>
-      <w>210</w>
-      <h>200</h>
+      <x>637</x>
+      <y>175</y>
+      <w>147</w>
+      <h>140</h>
     </coordinates>
-    <panel_attributes>*Customer*
+    <panel_attributes>*BankUser*
 --
 - name: String
 
@@ -19,10 +18,10 @@
   <element>
     <id>UMLClass</id>
     <coordinates>
-      <x>460</x>
-      <y>20</y>
-      <w>210</w>
-      <h>90</h>
+      <x>637</x>
+      <y>0</y>
+      <w>147</w>
+      <h>63</h>
     </coordinates>
     <panel_attributes>*Account*
 --
@@ -35,10 +34,10 @@ Account(iban: String)</panel_attributes>
   <element>
     <id>UMLClass</id>
     <coordinates>
-      <x>0</x>
-      <y>270</y>
-      <w>210</w>
-      <h>180</h>
+      <x>119</x>
+      <y>147</y>
+      <w>147</w>
+      <h>126</h>
     </coordinates>
     <panel_attributes>*Adress*
 --
@@ -50,10 +49,10 @@ Account(iban: String)</panel_attributes>
   <element>
     <id>UMLClass</id>
     <coordinates>
-      <x>0</x>
-      <y>20</y>
-      <w>210</w>
-      <h>70</h>
+      <x>322</x>
+      <y>0</y>
+      <w>147</w>
+      <h>49</h>
     </coordinates>
     <panel_attributes>*Bank*
 --
@@ -65,55 +64,193 @@ Account(iban: String)</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>200</x>
-      <y>50</y>
-      <w>280</w>
-      <h>50</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;&lt;&lt;-&gt;
-r2=-accounts
-m2=0..*</panel_attributes>
-    <additional_attributes>10.0;20.0;260.0;20.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>560</x>
-      <y>100</y>
-      <w>90</w>
-      <h>190</h>
+      <x>777</x>
+      <y>28</y>
+      <w>231</w>
+      <h>175</h>
     </coordinates>
     <panel_attributes>lt=&lt;-&gt;
 r2=-holders
 m2=1..*
 r1=-accounts
 m1=0..*</panel_attributes>
-    <additional_attributes>10.0;10.0;10.0;170.0</additional_attributes>
+    <additional_attributes>10.0;20.0;260.0;20.0;260.0;230.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>200</x>
-      <y>270</y>
-      <w>280</w>
-      <h>50</h>
+      <x>497</x>
+      <y>175</y>
+      <w>154</w>
+      <h>35</h>
+    </coordinates>
+    <panel_attributes>lt=-&gt;
+r2=-workAddress
+m2=0..1</panel_attributes>
+    <additional_attributes>200.0;20.0;10.0;20.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>497</x>
+      <y>245</y>
+      <w>154</w>
+      <h>35</h>
+    </coordinates>
+    <panel_attributes>lt=-&gt;
+r2=-homeAddress
+m2=0..1</panel_attributes>
+    <additional_attributes>200.0;20.0;10.0;20.0</additional_attributes>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>357</x>
+      <y>154</y>
+      <w>147</w>
+      <h>49</h>
+    </coordinates>
+    <panel_attributes>*WorkAdress*
+--
+- companyName: String</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>357</x>
+      <y>224</y>
+      <w>147</w>
+      <h>49</h>
+    </coordinates>
+    <panel_attributes>*HomeAddress*
+--
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>357</x>
+      <y>343</y>
+      <w>147</w>
+      <h>49</h>
+    </coordinates>
+    <panel_attributes>*PostOfficeBox*
+--
+- poBoxCode: String
+- poBoxCity: String</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>385</x>
+      <y>266</y>
+      <w>91</w>
+      <h>91</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
-r1=-homeAddress
-m1=1</panel_attributes>
-    <additional_attributes>260.0;20.0;10.0;20.0</additional_attributes>
+r1=-postOfficeBox
+m1=0..1</panel_attributes>
+    <additional_attributes>10.0;110.0;10.0;10.0</additional_attributes>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>679</x>
+      <y>399</y>
+      <w>147</w>
+      <h>49</h>
+    </coordinates>
+    <panel_attributes>*FinancialAdvisor*
+--
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>707</x>
+      <y>308</y>
+      <w>21</w>
+      <h>105</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;&lt;-
+</panel_attributes>
+    <additional_attributes>10.0;10.0;10.0;130.0</additional_attributes>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>875</x>
+      <y>189</y>
+      <w>147</w>
+      <h>49</h>
+    </coordinates>
+    <panel_attributes>*Customer*
+--
+
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>777</x>
+      <y>203</y>
+      <w>112</w>
+      <h>21</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
+    <additional_attributes>140.0;10.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>200</x>
-      <y>370</y>
-      <w>280</w>
-      <h>50</h>
+      <x>819</x>
+      <y>231</y>
+      <w>203</w>
+      <h>210</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
-m1=-workAddress
-r1=1</panel_attributes>
-    <additional_attributes>260.0;20.0;10.0;20.0</additional_attributes>
+r1=-customers
+m1=0..*</panel_attributes>
+    <additional_attributes>190.0;10.0;190.0;280.0;10.0;280.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>462</x>
+      <y>14</y>
+      <w>189</w>
+      <h>35</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;&lt;&lt;&lt;-&gt;
+r2=-accounts
+m2=0..*</panel_attributes>
+    <additional_attributes>10.0;20.0;250.0;20.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>259</x>
+      <y>175</y>
+      <w>112</w>
+      <h>21</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
+    <additional_attributes>10.0;10.0;140.0;10.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>259</x>
+      <y>245</y>
+      <w>112</w>
+      <h>21</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
+    <additional_attributes>10.0;10.0;140.0;10.0</additional_attributes>
   </element>
 </diagram>
diff --git a/src/main/resources/3/Bankkonten_2.uxf b/src/main/resources/3/Bankkonten_2.uxf
deleted file mode 100644
index 03f4cc1..0000000
--- a/src/main/resources/3/Bankkonten_2.uxf
+++ /dev/null
@@ -1,256 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?><diagram program="umlet" version="13.3">
-  <zoom_level>7</zoom_level>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>637</x>
-      <y>175</y>
-      <w>147</w>
-      <h>140</h>
-    </coordinates>
-    <panel_attributes>*BankUser*
---
-- name: String
-
-</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>637</x>
-      <y>0</y>
-      <w>147</w>
-      <h>63</h>
-    </coordinates>
-    <panel_attributes>*Account*
---
-- balance: long
-- iban: String
---
-Account(iban: String)</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>119</x>
-      <y>147</y>
-      <w>147</w>
-      <h>126</h>
-    </coordinates>
-    <panel_attributes>*Adress*
---
-- street: String
-- postCode: String
-- city: String</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>322</x>
-      <y>0</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*Bank*
---
-- name: String
---
-+ Bank(name:String)</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>777</x>
-      <y>28</y>
-      <w>231</w>
-      <h>175</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-&gt;
-r2=-holders
-m2=1..*
-r1=-accounts
-m1=0..*</panel_attributes>
-    <additional_attributes>10.0;20.0;260.0;20.0;260.0;230.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>497</x>
-      <y>175</y>
-      <w>154</w>
-      <h>35</h>
-    </coordinates>
-    <panel_attributes>lt=-&gt;
-r2=-workAddress
-m2=0..1</panel_attributes>
-    <additional_attributes>200.0;20.0;10.0;20.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>497</x>
-      <y>245</y>
-      <w>154</w>
-      <h>35</h>
-    </coordinates>
-    <panel_attributes>lt=-&gt;
-r2=-homeAddress
-m2=0..1</panel_attributes>
-    <additional_attributes>200.0;20.0;10.0;20.0</additional_attributes>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>357</x>
-      <y>154</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*WorkAdress*
---
-- companyName: String</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>357</x>
-      <y>224</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*HomeAddress*
---
-</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>357</x>
-      <y>343</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*PostOfficeBox*
---
-- poBoxCode: String
-- poBoxCity: String</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>385</x>
-      <y>266</y>
-      <w>91</w>
-      <h>91</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-r1=-postOfficeBox
-m1=0..1</panel_attributes>
-    <additional_attributes>10.0;110.0;10.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>679</x>
-      <y>399</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*FinancialAdvisor*
---
-</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>707</x>
-      <y>308</y>
-      <w>21</w>
-      <h>105</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;-
-</panel_attributes>
-    <additional_attributes>10.0;10.0;10.0;130.0</additional_attributes>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>875</x>
-      <y>189</y>
-      <w>147</w>
-      <h>49</h>
-    </coordinates>
-    <panel_attributes>*Customer*
---
-
-</panel_attributes>
-    <additional_attributes/>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>777</x>
-      <y>203</y>
-      <w>112</w>
-      <h>21</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
-    <additional_attributes>140.0;10.0;10.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>819</x>
-      <y>231</y>
-      <w>203</w>
-      <h>210</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-r1=-customers
-m1=0..*</panel_attributes>
-    <additional_attributes>190.0;10.0;190.0;280.0;10.0;280.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>462</x>
-      <y>14</y>
-      <w>189</w>
-      <h>35</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;&lt;&lt;-&gt;
-r2=-accounts
-m2=0..*</panel_attributes>
-    <additional_attributes>10.0;20.0;250.0;20.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>259</x>
-      <y>175</y>
-      <w>112</w>
-      <h>21</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
-    <additional_attributes>10.0;10.0;140.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>259</x>
-      <y>245</y>
-      <w>112</w>
-      <h>21</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;&lt;-</panel_attributes>
-    <additional_attributes>10.0;10.0;140.0;10.0</additional_attributes>
-  </element>
-</diagram>
diff --git a/src/main/resources/3/Bankkonten_Objekt.png b/src/main/resources/3/Bankkonten_Objekt.png
new file mode 100644
index 0000000..a399f8c
Binary files /dev/null and b/src/main/resources/3/Bankkonten_Objekt.png differ