Defensive Move Intermediate Puzzle (Rated 1340): Defend — Rook
A strong defensive move in the chess endgame often solves several problems at once. Here, Black faces a dangerous fork: the king attacks both the rook and knight, while the bishop is also exposed. The key strategic idea is to preserve coordination, maintain pressure on the opposing king, and avoid allowing a favorable material win. Active rook placement is essential because it can defend threats while keeping important enemy pieces restricted.