[Event "?"] [Site "?"] [Date "2025.07.05"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqkbnr/6pp/p4p2/1pp1p3/3pPB2/N2P1N2/PPP2PPP/R2QKB1R w KQkq - 0 1"] [GameDuration "00:00:07"] [GameEndTime "2025-07-05T03:24:58.422 UTC"] [GameStartTime "2025-07-05T03:24:51.107 UTC"] [PlyCount "20"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.01+0.04"] 1. Bg3 {-0.05 8/8 238 4370390} Nc6 {-0.10 8/8 173 3148329} 2. Be2 {-0.05 9/9 433 7924721} Bd6 {+0.25 10/10 1632 29990598} 3. Nb1 {0.00 5/5 369 6676405} f5 {+0.10 4/4 132 2430104} 4. c4 {-0.45 6/6 268 4357402} Nf6 {+0.45 5/5 127 2344471} 5. cxb5 {-0.25 3/3 202 4037321} Qa5+ {+0.25 2/2 193 3844518} 6. Nbd2 {-0.35 4/4 546 9714536} axb5 {+0.35 4/4 669 13144984} 7. O-O {-0.40 4/4 126 2451299} Be6 {+0.40 3/3 111 2168603} 8. Nb3 {-0.40 3/3 406 7995300} Qa4 {+0.40 2/2 398 7716426} 9. Qb1 {-0.40 1/1 114 2253615} O-O-O {+0.55 1/1 55 1094538} 10. Qc2 {-0.40 1/1 132 2634486} c4 {+0.50 1/1 69 1356481, White makes an illegal move: b1c2} 0-1