GPT-6.1 Terra (xhigh) solved level 9 on a 2×2 in 56 moves

What the model saw

Each picture is the exact image the model was sent; highlighted: after turn 1 · 0 moves.

startafter turn 1 · 0 movesafter turn 2 · 5 movesafter turn 3 · 8 movesafter turn 4 · 19 movesafter turn 5 · 19 movesafter turn 6 · 25 movesafter turn 7 · 33 movesafter turn 8 · 41 movesafter turn 9 · 56 moves