[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1b1k2r/ppp2ppp/2n1pq2/3p4/1bPPnB2/2N1P3/PP2BPPP/2RQK1NR w Kkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:43.161 UTC"] [GameStartTime "2025-06-23T15:40:42.870 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. cxd5 {-1.75 6/0 86 1256036} exd5 {+0.30 6/0 93 467254} 2. Bxc7 {-M2 6/0 92 1986656, Black makes an illegal move: e6d5} 1-0