Typo

Doc/Sd1/inheritance.xml

@@ -188,10 +188,10 @@ de.hdm_stuttgart.mi.sd1.figure.model.Rectangle@2a139a55</programlisting>
               xlink:href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--">toString()</methodname>
               method being defined in the <classname
               xlink:href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html">Object</classname>
-              superclass. Provide appropriate definitions in
+              superclass. Override this method in
               <classname>Figure</classname>, <classname>Circle</classname> and
-              <classname>Rectangle</classname> to replace this output
-              by:</para>
+              <classname>Rectangle</classname> accordingly to replace the
+              above output by:</para>
 
               <programlisting language="none">Circle (-2.0,-1.0), radius=3.5
 Rectangle (3.0,1.0), width=1.5, height=4.4</programlisting>