[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bq1rk1/pp2ppbp/2n2np1/3p1P2/3P4/2NB1N2/PPP3PP/R1BQK2R w KQ - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T05:07:20.804 UTC"] [GameStartTime "2025-07-04T05:07:15.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1. fxg6 {+0.40 8/8 150 0, Black makes an illegal move: 0000} 1-0