class Person()
  function Person( this, name )
    this.name := name;
  endfunction

  function Say( what )
    Print( what );
  endfunction
endclass

class Wizard( Person )
  function Wizard( this, name )
    super( name );
  endfunction

  function Attack( this )
    Say( $"{this.name} casts a spell!" );
  endfunction
endclass

class Fighter( Person )
  function Fighter( this, name )
    super( name );
  endfunction

  function Attack( this )
    Say( $"{this.name} swings a sword!" );
  endfunction
endclass

var gandalf := Wizard( "Gandalf" );
var aragorn := Fighter( "Aragorn" );

gandalf.Attack(); // Output: Gandalf casts a spell!
aragorn.Attack(); // Output: Aragorn swings a sword!