[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkb1r/pppb1ppp/2n1p3/3n4/8/2PB1N2/PP1P1PPP/RNBQR1K1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:34.100 UTC"] [GameStartTime "2025-06-23T15:40:33.799 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Bc5 {+0.10 5/0 86 1015047} 2. b3 {-1.65 5/0 103 912039} Qf6 {+1.05 4/0 88 527602, White makes an illegal move: b2b3} 0-1