[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/pp1npppp/2p2n2/8/2pPPP2/2N4P/PP4P1/R1BQKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:35.822 UTC"] [GameStartTime "2025-06-23T15:43:35.530 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... b5 {+0.25 6/0 85 1484501} 2. e5 {-0.65 6/0 85 706385} Nd5 {0.00 6/0 84 876520, White makes an illegal move: e4e5} 0-1