[Event "?"] [Site "?"] [Date "2025.06.27"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bqk2r/pppnbppp/2n1p3/3pP1B1/3P3P/2N2N2/PPPQ1PP1/R3KB1R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-06-27T23:29:17.602 UTC"] [GameStartTime "2025-06-27T23:29:16.022 UTC"] [PlyCount "8"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... f6 {-0.20 5/0 223 974172} 2. exf6 {-0.40 6/0 196 383536} Nxf6 {-0.25 5/0 195 1437419} 3. O-O-O {+0.10 5/0 147 517455} Ne4 {-0.30 4/0 163 751423} 4. Bxe7 {+0.10 6/0 125 265472} Nxd2 {-0.15 5/0 113 61754} 5. Bxd8 {-0.05 7/0 351 1290678, Black makes an illegal move: 0000} 1-0