[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn1qk2r/pp3ppp/2p2n2/3ppb2/1b6/PPN1P3/1BPPQPPP/2KR1BNR b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:44.921 UTC"] [GameStartTime "2025-06-23T15:43:44.638 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Bxc3 {+0.40 5/0 85 445483} 2. dxc3 {-0.80 6/0 89 915870} Bg4 {+0.35 4/0 85 273921, White makes an illegal move: d2c3} 0-1