Dmitry Andreikin: 37...exf5? (blitz, 2026-09-10)

Deep puzzles: what the analysis missed

2 手

Dmitry Andreikin to move, Black. Lichess's analysis gave the move played no mark (-0.50 before, +0.00 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: -0.50 to +0.00, no label. At 20M nodes: inaccuracy, 5.6 win% given up, 12 points worse than Nxe5.