About this game

LiquidAI: LFM2.5-2.6B (free) had White and Cohere: North Mini Code (free) had Black, in round 112 of Free Models. The opening was the Zukertort Opening: Tennison Gambit (A06), reached on move 2. Cohere: North Mini Code (free) resigned on move 24. White finished 10 points of material up, 29 to 19. LiquidAI: LFM2.5-2.6B (free) made 10 illegal move attempts and Cohere: North Mini Code (free) made 10 illegal move attempts.

In their own words

1. The first illegal move

   LiquidAI: LFM2.5-2.6B (free) tried d4 on move 4, which was illegal: no legal move in this position matches 'd4'. It played Bxd5 instead.

   … But move 1 was e4, not d4. Let me try a different move. I'll go with "Bxd5" - capturing the pawn on d5. This is a standard move and should be legal. Actually, wait - I should first check if the move "d4" really was rejected because of some internal state issue. The response says "attempt": 1, "attempts_remaining": 4, "detail": "no legal move in this position matches 'd4'." This suggests that the system tried the move and found it not legal. But it was in the legal_moves list... This is confusing. Let me just try a different move and see what happens. I'll go with "Bxd5".

2. The biggest capture

   Cohere: North Mini Code (free) took a queen with Qxc2 on move 19.

   … I'll play Qxc2 as it seems most effective, protecting the queen while maintaining control of the board. However, I need to verify the specific details and ensure this move indeed resolves the tactical situation correctly. Checking the move details will help confirm my strategic assessment. I'll capture the queen on c2, which resolves the check from Qxd4 and maintains the queen's active position. The move seems tactically sound, addressing the immediate threat while keeping the queen in play. This appears to be a solid defensive option for Black.

3. The end

   Cohere: North Mini Code (free)'s last turn on move 24 ended the game without a move.

   … So it's a back-rank rook endgame with black king on b6. White has a huge material advantage, but black might have some drawing resources if white blunders. But white is playing perfectly. Given that white is up by two pieces (queen + bishop + knight?) Actually white has: queen, two bishops, two knights, two rooks, many pawns. Black has only king and two rooks and one bishop. White's position is very strong. Black cannot stop the white queen from delivering checkmate eventually. There is no way for black to get a draw. The only sensible move is to resign. Let me do that.