[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "0-1"]
[FEN "rnb1k1nr/1pq2pbp/p1ppp1p1/6B1/2PPP3/2NB1N2/PPQ2PPP/R3K2R b KQkq - 0 1"]
[GameDuration "00:00:09"]
[GameEndTime "2025-07-04T20:53:38.467 UTC"]
[GameStartTime "2025-07-04T20:53:29.314 UTC"]
[PlyCount "27"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.059+0.04"]

1... Nd7 {-1.15 7/7 1395 25664655} 2. Be3 {+1.15 6/6 688 12342481}
Ngf6 {-1.10 6/6 219 4087716} 3. O-O-O {+1.10 5/5 1765 1544646}
e5 {-1.10 4/4 1321 4665} 4. h3 {+1.05 3/3 902 968688} O-O {-1.00 4/4 80 1573021}
5. Rhe1 {+1.10 1/1 472 2096} Kh8 {-0.90 3/3 483 9958611}
6. a3 {+1.00 1/1 255 3146} exd4 {-0.70 4/4 439 334796}
7. Nxd4 {+0.65 5/5 41 780218} Ne5 {-0.65 4/4 240 272777}
8. Bf1 {+0.65 4/4 45 703270} c5 {-0.65 3/3 36 693605}
9. Nd5 {+0.65 2/2 32 626471} Qa5 {-0.55 3/3 36 672022}
10. Nb3 {+0.55 3/3 64 1109255} Qd8 {-0.45 1/1 36 700203}
11. f4 {+0.50 2/2 41 793686} Nc6 {-0.70 4/4 27 497223}
12. Be2 {+0.70 4/4 79 1430830} Re8 {-0.70 3/3 44 802578}
13. Bf3 {+0.75 3/3 48 860974} h6 {-0.75 2/2 30 554702}
14. f5 {+0.70 2/2 69 1242134}
Ne5 {-0.45 2/2 118 2344434, White makes an illegal move: f4f5} 0-1