313 real-game puzzles in this collection
What is a capture the defender?
This motif removes the guard by taking it. Once the defender is captured — often with a small material investment — the piece or square it protected falls.
How to spot it
Work backwards from the target: what defends it? Can that defender be taken, even at a small loss? Sum the whole sequence before judging the first capture.
What this set trains
These sets teach sequence accounting — evaluating a series of exchanges by its final position, not its first move.