[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/ppp1bppp/2np1n2/4p3/4P1P1/2P2Q2/PP1P1P1P/RNB1KBNR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:31:35.586 UTC"] [GameStartTime "2025-07-14T03:31:35.029 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1. g5 {-1.10 10/10 180 887686} Nd7 {+1.15 14/14 180 1971099, White makes an illegal move: g4g5} 0-1