Note that it's black to move and black's pawn moves upwards. All move but one has instant counterplay from white. Here's the board; you can enable the engine t

Note that it's black to move and black's pawn moves upwards. All move but one has instant counterplay from white. Here's the board; you can enable the engine to get the answer: https://lichess.org/analysis/standard/8/6B1/8/8/B7/8/K1pk4/8_b_-_-_0_1#1 https://lichess.org/analysis/standard/8/6B1/8/8/B7/8/K1pk4/8...