diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index d41f5cc..d09b9d9 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -6,8 +6,6 @@
   <component name="ChangeListManager">
     <list default="true" id="6dcbe3e4-9d68-41d8-8c39-5cfbe5cd4a21" name="Changes" comment="">
       <change beforePath="$PROJECT_DIR$/M3/M3.md" beforeDir="false" afterPath="$PROJECT_DIR$/M3/M3.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/M3/Werbeseite/besucher.txt" beforeDir="false" afterPath="$PROJECT_DIR$/M3/Werbeseite/besucher.txt" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/M3/Werbeseite/index.php" beforeDir="false" afterPath="$PROJECT_DIR$/M3/Werbeseite/index.php" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -67,7 +65,7 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1700736495450</updated>
-      <workItem from="1700736497007" duration="14348000" />
+      <workItem from="1700736497007" duration="15223000" />
     </task>
     <servers />
   </component>
diff --git a/M3/M3.md b/M3/M3.md
index 9e265ef..33331bb 100644
--- a/M3/M3.md
+++ b/M3/M3.md
@@ -89,30 +89,23 @@ ORDER BY anzahl ASC;
 # Aufgabe 7
 elter_kategorie:
 ``` sql
-FOREIGN KEY (id) REFERENCES kategorie(id),
+CONSTRAINT FOREIGN KEY (id) REFERENCES kategorie(id),
 ```
 
 gericht_hat_allergen:
 ``` sql
 code char(4),
-FOREIGN KEY (code) REFERENCES allergen(code),
+CONSTRAINT FOREIGN KEY (code) REFERENCES allergen(code),
 gericht_id int8 not null,
-FOREIGN KEY (gericht_id) REFERENCES gericht(id)
+CONSTRAINT FOREIGN KEY (gericht_id) REFERENCES gericht(id)
 
 ```
 
 gericht_hat_kategorie:
 ``` sql
 gericht_id int8 not null,
-FOREIGN KEY (gericht_id) REFERENCES gericht(id),
+CONSTRAINT FOREIGN KEY (gericht_id) REFERENCES gericht(id),
 kategorie_id int8 not null,
-FOREIGN KEY (kategorie_id) REFERENCES kategorie(id)
+CONSTRAINT FOREIGN KEY (kategorie_id) REFERENCES kategorie(id)
 
-```
-# Aufgabe 11
-
-## Relationenmodell
-
-Kontakte(\_KontaktId\_,Vorname, Nachname, Email, Telefonnummer, Anrede, Typ, )
-Kunde(\_KontaktId\_)
-Lieferant(\_KontaktId\_,Wochentag_fuer_Lieferzeitraum)
\ No newline at end of file
+```
\ No newline at end of file