[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "0-1"] [FEN "r2qk1nr/pppb2pp/1bnp1p2/1B6/3BP3/2N2N2/PPP2PPP/R2QK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T14:40:10.119 UTC"] [GameStartTime "2025-06-23T14:40:10.006 UTC"] [PlyCount "6"] [SetUp "1"] [Termination "illegal move"] [TimeControl "0.86+0.01"] 1. Bxb6 {+3.20 3/0 1 2236} axb6 {0.00 1/0 1 64} 2. a3 {-0.10 2/0 1 152} g6 {+0.10 3/0 0 1454} 3. b3 {+3.20 3/0 1 2323} g5 {+0.10 3/0 0 788, White makes an illegal move: b2b3} 0-1