Sumber pertahanan

Decisions intended to stop a threat, limit an opponent's advantage, or keep a position playable.

A move whose immediate purpose is to prevent a loss, neutralize a threat, or reduce an opponent's advantage.

Defense that neutralizes danger while creating activity, favorable piece exchanges, or concrete problems for the attacker.

Defense based mainly on guarding points, blocking routes, and preserving a setup instead of creating immediate threats of its own.

The reduction or removal of an opponent's dangerous activity, threat, or idea without necessarily capturing a piece or pawn.

A practical attempt to save a lost position by setting a difficult problem that may cause an opponent to err.