Sergei Zhigalko: 23.g3? (blitz, 2026-07-11)

Deep puzzles: what the analysis missed

8 手

Sergei Zhigalko to move, White. Lichess's analysis gave the move played no mark (-1.26 before, -1.69 after). A 20-million-node search calls it a mistake, 11 win-chance points against a best move that is unique. Find it before opening the sideline.

The game move. Lichess: -1.26 to -1.69, no label. At 20M nodes: inaccuracy, 7.9 win% given up, 11 points worse than Be2.