anchor.diff:    const Card();
   }
   
  -enum Character_Enum {SCARLET, MUSTARD, WHITE, GREEN, PEACOCK, PLUM}
   class Character extends Card {
  -  final Character_Enum character;
  +  final String character; 
     
     const Character._(this.character);
     
     static final Character SCARLET =
  -      const Character._(Character_Enum.SCARLET);
  +      const Character._("SCARLET");
     static final Character MUSTARD =
  -      const Character._(Character_Enum.MUSTARD);
  +      const Character._("MUSTARD");
     static final Character WHITE =
  -      const Character._(Character_Enum.WHITE);
  +      const Character._("WHITE");
     static final Character GREEN =
  -      const Character._(Character_Enum.GREEN);
  +      const Character._("GREEN");
     static final Character PEACOCK =
  -      const Character._(Character_Enum.PEACOCK);
  +      const Character._("PEACOCK");
     static final Character PLUM =
  -      const Character._(Character_Enum.PLUM);  
  +      const Character._("PLUM");  
   }
   
   enum Room_Enum {HALL, STUDY, LIBRARY, CONSERVATORY, BALLROOM, BILLIARDROOM, LOUNGE, DININGROOM, KITCHEN}
  
positive.code: List<Card> newDeck(){
    List<Card> cards = [];
  
    cards.add(Room.BALLROOM);
    cards.add(Room.BILLIARDROOM);
    cards.add(Room.CONSERVATORY);
  
negative.code:   cards.add(Weapon.POISON);
    cards.add(Weapon.ROPE);
    
    return cards;
  }
  
  