[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/pp1npppp/3p4/2n5/8/4BN2/PPP2PPP/RN1Q1RK1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:38.810 UTC"] [GameStartTime "2025-06-23T15:43:38.421 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... a6 {+0.15 5/0 92 413371} 2. b4 {-0.60 6/0 85 1502882} Ne6 {+0.40 5/0 101 273921} 3. Nc3 {-0.50 5/0 87 571832, Black makes an illegal move: c5e6} 1-0