[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/p2pnppp/1bp1p3/8/2P5/2N3P1/PP2PPBP/R1BQK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T14:40:02.019 UTC"] [GameStartTime "2025-06-23T14:40:01.803 UTC"] [PlyCount "8"] [SetUp "1"] [Termination "illegal move"] [TimeControl "0.86+0.01"] 1. Bxc6 {+1.00 1/0 39 4} dxc6 {+2.30 1/0 23 60} 2. Qxd8+ {-2.30 2/0 1 170} Kxd8 {+2.30 2/0 0 74} 3. a3 {-2.30 1/0 0 31} c5 {+2.30 2/0 0 248} 4. b3 {-2.30 2/0 0 148} e5 {+2.30 3/0 0 577, White makes an illegal move: b2b3} 0-1