[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r3kbnr/ppp1pppp/2n5/5b2/8/2N5/PPPBBPPP/R3K1NR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:24.904 UTC"] [GameStartTime "2025-06-23T15:43:24.559 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. Nd5 {-0.95 5/0 86 1371938} Bxc2 {-3.60 6/0 86 606960} 2. Nxc7+ {+2.90 7/0 86 2163728, Black makes an illegal move: f5c2} 1-0