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Pin party: discovered attack

We learned earlier that during a pin party, a pinned piece cannot fulfill its defensive duties; The pinned piece has to stay in its place, or the piece behind it will be captured. In this lesson, we are going to exploit pins by means of a discovered attack.

The examples show how this is done.

In this lesson, you are going to use discovered attacks to win material. You can do this in two ways:

  • Aim the discoverd attack at a square that is defended by a pinned piece.
  • Use a discovered attack to attack two things at the same time: a king of piece/square AND a square/piece that is defended by a pinned piece.

What do you have to do?

Use a discovered attack to win material. Make use of an existing pin.


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Black has three undefended pieces: the rook on a3, the bishop on e6, and the rook on g7.

White comes up with an attack with his knight.
Moving the knight to f5 (Ne3-f5) does not work.
Black can save himself by capturing the knight with the bishop (Be6xf5). Or by moving the rook to g6 (Rg7-g6), a combination of moving and protecting.

White moves the knight to c4 (Ne3-c4), a smart move!
Black has a big problem.
He can't defend both the rook and the bishop in one move.
Black cannot capture the knight with the pawn, because it is pinned.