anchor.diff:  
   === Start the SimpleApplication
   
  -Look at the first line. Your HelloJME3.java class extends `com.jme3.app.SimpleApplication`. 
  +Look at the first line. Your HelloJME3.java class extends `com.jme3.app.SimpleApplication`.
   
   [source,java]
   ----
  
positive.code: 
  === Initialize the Scene
  
  Look at rest of the code sample. The `simpleInitApp()` method is automatically called once at the beginning when the application starts. Every JME3 game must have this method. In the `simpleInitApp()` method, you load game objects before the game starts. 
  
  [source,java]
  ----
  
negative.code: 
  [source,java]
  ----
  public SimpleApplication( AppState... initialStates ) {   
      super(initialStates);
  }
  ----
  