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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<diagram program="umlet" version="14.3.0">
+  <zoom_level>10</zoom_level>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>580</x>
+      <y>320</y>
+      <w>210</w>
+      <h>80</h>
+    </coordinates>
+    <panel_attributes>Stichwort
+--
+PK: s_id
+FK: username
+Stichwort</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>580</x>
+      <y>100</y>
+      <w>210</w>
+      <h>130</h>
+    </coordinates>
+    <panel_attributes>User
+--
+PK: username
+password
+user_id
+telegramname
+Rolle
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>930</x>
+      <y>80</y>
+      <w>210</w>
+      <h>90</h>
+    </coordinates>
+    <panel_attributes>Aktie
+--
+PK: a_id
+FK: username
+Aktiensymbol
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>UMLClass</id>
+    <coordinates>
+      <x>200</x>
+      <y>320</y>
+      <w>210</w>
+      <h>130</h>
+    </coordinates>
+    <panel_attributes>Transaktion
+--
+PK: t_id
+FK: username
+FK: Aktiensymbol
+Zeitpunkt
+Anzahl(+/-)
+Preis(+/-)
+</panel_attributes>
+    <additional_attributes/>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>780</x>
+      <y>120</y>
+      <w>170</w>
+      <h>30</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;-</panel_attributes>
+    <additional_attributes>150.0;10.0;10.0;10.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>400</x>
+      <y>120</y>
+      <w>200</w>
+      <h>260</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;-</panel_attributes>
+    <additional_attributes>10.0;240.0;180.0;10.0</additional_attributes>
+  </element>
+  <element>
+    <id>Relation</id>
+    <coordinates>
+      <x>510</x>
+      <y>200</y>
+      <w>90</w>
+      <h>190</h>
+    </coordinates>
+    <panel_attributes>lt=&lt;-</panel_attributes>
+    <additional_attributes>70.0;170.0;10.0;10.0</additional_attributes>
+  </element>
+</diagram>