Reasoning eval · Puzzle GGfGW

2 of 3 models found the move, and said 6 false things along the way

Green is the solution, red is what the model played when it differed. Each claim below was pulled out of the prose beside it and checked against this exact position.

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SolutionPlayed (same)White to move
Rating
1579(1600 band)
Solution
a5a6 h8g7 a6a7
Motifs
advancedPawncrushingendgameshort
FEN
7k/5p2/1R3p1p/P3r3/1P2n3/4P3/8/2K5 w - - 1 38
SolvedPlayed a5a6(−0cp)Claims true 100%429 out · $0.0049 · 7.4s

Stated plan

Push the passed a-pawn toward promotion, supported by the rook on b6.

Reasoning

The a-pawn is a passed pawn supported by the rook on b6; pushing it starts an unstoppable promotion race since Black has no way to stop both the pawn and defend against Rb8.

Claims extracted from it

2 true · 0 false · 1 unverifiable

Hover a claim to light up the squares it is about.

  • True

    The a-pawn is a passed pawn

    passed_pawnsquare=a5by=white

  • True

    The a-pawn is supported by the rook on b6

    defendedsquare=a5by=white

  • Unverifiable

    Pushing the a-pawn starts an unstoppable promotion race since Black has no way to stop both the pawn and defend against Rb8

    unverifiable