Learn · Tactical patterns

X-ray

A line piece attacks or defends through another piece on the same line.

White to play · rated 982

Find the move

Work it out first, then step through the answer.

Your move
Move 1 of 3
Move 2 of 3
Move 3 of 3
Explanations written by Peek AI

How to spot it

  1. 1

    Two pieces on one line

    Yours and theirs, one behind the other.

  2. 2

    Count the hidden attacker

    Once the front piece goes, the back one still sees the square.

  3. 3

    Use it in exchanges

    It often decides who wins a capture sequence.

Train x-rays

Pick the pattern in Puzzles. The board freezes, so you see the whole line first.

See it before you play it

60 of every 100 lost games are a missed tactic.Free to start, no card needed.

Start free