[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rn1qkb1r/2pp1ppp/pp2p3/3bP3/3P4/1PP2P2/P5PP/RNBQK1NR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:31.067 UTC"] [GameStartTime "2025-06-23T15:40:30.846 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... a5 {0.00 6/0 94 452577} 2. c4 {-1.10 6/0 88 1090431, Black makes an illegal move: a6a5} 1-0