Learn How to Win Material: Discovered Attack
This Old Indian Defense puzzle shows how a quiet-looking pawn move can unleash a discovered attack and turn a trapped piece into a tactical target. White’s queenside structure is active, but the key idea is not space alone — it is coordination. By opening a line, White creates pressure on a vulnerable bishop while also keeping the opponent’s active knight and bishop tied up. In classical chess, these short tactical shots often decide the middlegame before the endgame begins.