Alireza Firouzja: 37.Bd4? (blitz, 2024-05-18)

Deep puzzles: what the analysis missed

8 手

Alireza Firouzja to move, White. Lichess's analysis gave the move played no mark (-2.20 before, -2.23 after). A 20-million-node search calls it a mistake, 12 win-chance points against a best move that is unique. Find it before opening the sideline.

The game move. Lichess: -2.20 to -2.23, no label. At 20M nodes: inaccuracy, 8.5 win% given up, 12 points worse than Bb4.