[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnb1kbnr/pp3ppp/2p2q2/3pp1BQ/4P3/3P1P2/PPP3PP/RN2KBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:26.041 UTC"] [GameStartTime "2025-06-23T15:40:25.837 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Nd7 {-4.30 5/0 89 372035} 2. Bxf6 {+3.65 5/0 85 396541, Black makes an illegal move: b8d7} 1-0