[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbq1rk1/ppp1pp1p/3p1np1/8/3P4/2N1PP2/PPPQ2PP/R3KBNR b KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:42.982 UTC"] [GameStartTime "2025-06-23T15:40:42.467 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... a6 {-0.45 6/0 118 1307975} 2. O-O-O {-2.15 6/0 101 2150341} a5 {-0.70 6/0 104 703676} 3. Bb5 {+0.55 5/0 86 654768, Black makes an illegal move: a6a5} 1-0