[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/p1p2pbp/2pp1np1/4p1B1/4P3/N2P1Q2/PPP2PPP/R3K1NR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:36.476 UTC"] [GameStartTime "2025-06-23T15:40:35.938 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... h6 {+0.05 5/0 88 616400} 2. Bxf6 {-0.40 6/0 85 710775} Bxf6 {-0.05 6/0 339 1406520, White makes an illegal move: g5f6} 0-1