[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/ppp3pp/2n1pn2/3p1p2/3P4/4PNP1/PPPN1PBP/R2Q1RK1 b kq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-07-14T03:34:31.791 UTC"] [GameStartTime "2025-07-14T03:34:30.548 UTC"] [PlyCount "5"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... O-O {+0.15 8/8 150 109388} 2. Re1 {0.00 9/9 137 87046} Re8 {+0.15 9/9 186 400771} 3. Re2 {+4.80 10/10 128 249714} Ne4 {+0.25 10/10 177 702996, White makes an illegal move: f1e1} 0-1