[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkb1r/pp3ppp/2n1bn2/1Bp5/3P4/2N2N2/PPP2PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:42.671 UTC"] [GameStartTime "2025-06-23T15:40:42.280 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... a6 {-1.75 6/0 87 1555540} 2. Bxc6+ {+0.85 5/0 87 188971} bxc6 {-1.50 6/0 161 1306846, White makes an illegal move: b5c6} 0-1