[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/2pp1ppp/p1nb1n2/1p2p3/3PP3/2NB1N2/PPP2PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T06:19:04.805 UTC"] [GameStartTime "2025-07-04T06:18:59.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.11+0.04"] 1... exd4 {+0.50 5/5 126 0, White makes an illegal move: 0000} 0-1