[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkb1r/pppb1ppp/2n2n2/1B6/3pNB2/5P2/PPP3PP/R2QK1NR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:31.543 UTC"] [GameStartTime "2025-06-23T15:40:31.108 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. Nxf6+ {-1.15 6/0 88 882782} Qxf6 {+0.50 5/0 116 590948} 2. Bxc7 {-1.00 6/0 83 892980} a6 {+0.75 6/0 121 2175160, White makes an illegal move: f4c7} 0-1