+ "Pieces upside down": "Pieces upside down",
+ "Play at the same time (v1)": "Play at the same time (v1)",
+ "Play at the same time (v2)": "Play at the same time (v2)",
+ "Play more and more moves (v1)": "Play more and more moves (v1)",
+ "Play more and more moves (v2)": "Play more and more moves (v2)",