[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqk2r/ppp2ppp/3bp3/3p4/6B1/6P1/PPPPPP1P/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:22.377 UTC"] [GameStartTime "2025-06-23T15:43:21.748 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... e5 {+0.65 5/0 89 238205} 2. Bxc8 {-1.15 6/0 134 70266} Qxc8 {+0.25 6/0 344 1133960, White makes an illegal move: g4c8} 0-1