Removing the defender
Capture, chase or lure away the piece that guards something, then take what it guarded.
List what each enemy piece defends. A piece with an important job is a target: remove it, or give it a second job it cannot do at the same time.
Three related ideas have their own names. Capturing the defender takes it off the board. Deflection lures it away, often with a capture or a check it must answer. Undermining attacks the pawn that does the defending, often with a pawn of your own.
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