[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/pp2bppp/2n1pn2/2pP4/2B5/P4Q1P/1PPPNPP1/RNB1K2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T14:40:05.313 UTC"] [GameStartTime "2025-06-23T14:40:05.075 UTC"] [PlyCount "41"] [SetUp "1"] [Termination "illegal move"] [TimeControl "0.86+0.01"] 1... exd5 {-2.30 4/0 1 15804} 2. Bxd5 {-0.10 4/0 1 20512} Nxd5 {0.00 4/0 1 3668} 3. b3 {0.00 3/0 1 3442} a6 {+3.30 3/0 1 3673} 4. c3 {-3.30 4/0 2 18450} a5 {+3.30 3/0 1 3832} 5. d3 {-3.30 4/0 2 11391} b6 {+3.30 3/0 1 3159} 6. c4 {-9.10 4/0 1 5421} Ne5 {-1.90 4/0 1 8669} 7. Qxd5 {-3.30 2/0 0 470} Nxd3+ {+0.10 4/0 1 18278} 8. Kf1 {-0.10 3/0 1 580} Qxd5 {+3.40 3/0 1 2691} 9. cxd5 {-0.20 3/0 2 1582} Nxc1 {+0.20 4/0 2 12326} 10. Nxc1 {-0.20 5/0 4 8754} a4 {+0.20 4/0 1 10104} 11. bxa4 {-1.20 4/0 1 2537} Rxa4 {+0.20 4/0 1 10362} 12. f3 {-0.20 3/0 0 1850} Bxh3 {-3.10 4/0 1 4626} 13. gxh3 {+2.10 5/0 1 15731} Bg5 {-2.10 4/0 1 13808} 14. Ne2 {+1.10 4/0 2 5993} Be3 {-2.10 4/0 1 12752} 15. f4 {+1.10 4/0 1 2602} c4 {-1.20 5/0 1 13813} 16. h4 {+1.10 4/0 1 8358} b5 {-1.10 5/0 1 16692} 17. Nbc3 {+3.10 3/0 0 1720} Ra5 {-3.10 4/0 1 19786} 18. f5 {+3.10 3/0 1 1550} Bd2 {-2.20 4/0 1 17400} 19. Nb1 {+1.10 2/0 0 145} Be3 {-1.10 3/0 0 891} 20. a4 {+2.10 5/0 2 16050} bxa4 {-1.10 1/0 0 31} 21. Nbc3 {+1.10 3/0 0 476} a3 {-0.10 3/0 1 1612, White makes an illegal move: b1c3} 0-1