Attraction Puzzle (Rated 1318): Win with a Discovered Attack — Chess Endgame Puzzle

This chess endgame is a classic example of using a discovered attack to turn active pieces into a decisive tactical sequence. The key idea is that one move creates a direct threat while also uncovering a stronger piece behind it, forcing the enemy king into a vulnerable path. In classical chess, these patterns often appear when both kings are centralized and material is balanced, but one side has a hidden tactical resource that changes everything.