[Event "?"] [Site "?"] [Date "2025.07.05"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqk2r/2ppnpb1/p3p1pp/1p6/3PPP2/2PBBN2/PPQ3PP/RN2K2R b KQkq - 0 1"] [GameDuration "00:00:08"] [GameEndTime "2025-07-05T05:44:31.566 UTC"] [GameStartTime "2025-07-05T05:44:23.286 UTC"] [PlyCount "16"] [SetUp "1"] [Termination "illegal move"] [TimeControl "3.97+0.04"] 1... Nbc6 {-0.75 5/5 304 5976470} 2. Nbd2 {+0.75 4/4 192 3716556} d5 {-0.75 5/5 1057 20629174} 3. O-O-O {+0.75 4/4 564 10636093} Bb7 {-0.80 4/4 155 2984183} 4. Rhe1 {+0.80 3/3 1706 1689581} O-O {-0.70 3/3 624 12287955} 5. a4 {+0.70 3/3 93 1742949} bxa4 {-0.70 2/2 94 1751654} 6. Qxa4 {+0.65 3/3 846 773001} Qd6 {-0.65 2/2 1027 727323} 7. e5 {+0.70 2/2 73 1383231} Qd7 {-0.85 4/4 358 6989788} 8. Qb3 {+0.85 3/3 168 3185086} Rab8 {-0.85 2/2 374 84783} 9. c4 {+0.85 1/1 363 8085, Black makes an illegal move: a8b8} 1-0