[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bqk2r/ppp1bppp/n2ppn2/8/3PP3/2PB1N2/PP1N1PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T14:40:10.671 UTC"] [GameStartTime "2025-06-23T14:40:10.597 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "0.86+0.01"] 1... Nxe4 {+1.00 1/0 1 29} 2. Nxe4 {+2.20 4/0 1 11302, Black makes an illegal move: f6e4} 1-0