[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/pp2pp1p/2np1np1/2p5/8/2NPP1Q1/PPP1BPPP/R1B1K1NR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T22:31:08.382 UTC"] [GameStartTime "2025-06-23T22:31:07.757 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.21+0.04"] 1... e5 {-0.05 5/0 143 283602, White makes an illegal move: 0000} 0-1