+ "Two kings": "Two kings",
+ "Two royal pieces": "Two royal pieces",
+ "Unidentified pieces": "Unidentified pieces",
+ "Walk on a graph": "Walk on a graph",
+ "White move twice": "White move twice",
+ "Win by castling long": "Win by castling long",
+ "Xiangqi 7 x 7": "Xiangqi 7 x 7"