[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/ppp1np1p/2n3p1/1B1pP3/8/2P1PN2/PP3PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:25.120 UTC"] [GameStartTime "2025-06-23T15:40:24.914 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Bg7 {-1.70 5/0 91 377799} 2. Qa4 {+0.45 5/0 90 1066638, Black makes an illegal move: f8g7} 1-0