Real positions from rated games. Narrow them by motif, difficulty or rating, then solve or print each one.
1068 real-game Discovered check puzzles in this collection
What is a discovered check?
A discovered check unmasks a check from a rear piece while the front piece moves anywhere it likes. Because the king must answer the check, the moving piece can often capture or threaten with total impunity.
How to spot it
Whenever a piece of yours stands between your rook, bishop or queen and the enemy king, every square that piece can reach is a candidate for a devastating free move.
What this set trains
Solving these builds the reflex to hunt for masked batteries aimed at the king — one of the most forcing weapons in chess.
How the solutions work · counted by a rules engine
What a typical discovered check solution looks like
Sample: 5,543 discovered check puzzles (5.1% of all 108,801).
5.6% need 1 solver move, 43.6% need 2 solver moves, 35.4% need 3 solver moves, 10.3% need 4 solver moves, 5.1% need 5 or more solver moves. Median rating: 1276 for the shortest solutions, 2362 for the longest.
27.4% open with a knight move. The first move captures in 32.3% and gives check in 86.1%; 29.3% end in checkmate, 19.2% involve a sacrifice, 53.4% have White to move.
32.3%first move captures
86.1%first move gives check
29.3%end in checkmate
19.2%involve a sacrifice
How many moves does the solver need?
1 solver move
5.6% · median rating 1276
2 solver moves
43.6% · median rating 1446
3 solver moves
35.4% · median rating 1793
4 solver moves
10.3% · median rating 2093
5+ solver moves
5.1% · median rating 2362
Which piece plays the key move?
Key move by a knight
27.4%
Key move by a pawn
22.7%
Key move by a rook
19%
Key move by a bishop
16.9%
Key move by a queen
11.2%
Key move by the king
2.9%
What does the solver win?
Most valuable capture: queen
27.3%
Captures nothing along the line
22.8%
Most valuable capture: rook
20.9%
Most valuable capture: pawn
14.4%
Most valuable capture: bishop
9.2%
Most valuable capture: knight
5.5%
Material balance along the whole line, counting every capture by both sides (pawn 1, minor piece 3, rook 5, queen 9):
No material gained (mating or positional)
33.4%
Up to 2 pawns’ worth
14.8%
3–4 points (about a minor piece)
16.3%
5–8 points (a rook or more)
22.3%
9 or more points (a queen’s worth)
13.1%
How much is left on the board?
28 or more pieces on the board
4.3%
21–27 pieces
39.3%
13–20 pieces
47.2%
12 pieces or fewer
9.2%
How it is counted: every puzzle in the sample is replayed move by move with a chess rules engine. A sacrifice means a piece that is captured on the very next ply and was worth more than what it captured itself (pawn 1, minor piece 3, rook 5, queen 9). Sample of 5,543 puzzles. Percentages are shares of the sample.
Where it happens
Where the key move lands
Where the solver’s first move ends, drawn from their own side (rank 1 is their back rank). Busiest squares: f6 (6.9%), f7 (5.9%), g7 (5.9%), g6 (5.4%), d6 (4.9%).
1.5
1.8
2.7
8
1.3
2.1
1.8
3.2
5.9
5.9
3.3
7
1.3
2.7
4.9
4.8
6.9
5.4
3.9
6
1.4
2.2
3.1
3.7
3.3
4
1.7
5
1.3
1.2
1.6
1.8
1.4
4
3
2
1
a
b
c
d
e
f
g
h
Counted from the same 5,543-puzzle sample. Squares under 1% are left blank.
In the chess glossary
What the glossary says
Discovered check
A discovered attack to the king. This occurs when a player moves a piece, resulting in another piece putting their opponent's king in check.
Where this page comes from
The text above is adapted from
“Glossary of chess” on Wikipedia,
by its contributors. We kept only the definitions of the terms listed, removed citations, diagrams and navigation templates, and left the wording otherwise unchanged — nothing here was written or rewritten by AI.
The original is published under
CC BY-SA 4.0,
so this section is published under the same licence. You may share and
adapt it, including commercially, as long as you credit the original and keep the same
licence.
Puzzle positions, ratings and move sequences on this page come from real rated games (CC0 data), not from Wikipedia; theme write-ups and difficulty guides
elsewhere on this site are Chess Puzzle Print's own original work and are not covered by
this licence.
Study positions
The most-solved discovered check puzzles, from each difficulty level. Play each one on the board, then open the answer for the full line.
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White to move · rating 1109 · solved 4,149 times
· Mate in 2. It ends in checkmate on h7 with the queen.Reveal line
Opponent's last move: Rxf6
Solution: Nf8+ → Kh8 → Qh7#
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Black to move · rating 1125 · solved 6,891 times
· 2 solver moves to find. The solver captures a bishop.Reveal line
Opponent's last move: Qxd5
Solution: Nf2+ → Kg1 → Nxd3+
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White to move · rating 1178 · solved 3,619 times
· Mate in 2. It ends in checkmate on h7 with the queen.Reveal line
Opponent's last move: hxg6
Solution: Nf6+ → Kg7 → Qh7#
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Black to move · rating 1360 · solved 7,443 times
· 3 solver moves to find. The solver captures a queen.Reveal line
Opponent's last move: b3
Solution: e2+ → Kb1 → Na3+ → Kb2 → Nxc2
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Black to move · rating 1365 · solved 6,391 times
· 2 solver moves to find. The solver captures a queen.Reveal line
Opponent's last move: Kf1
Solution: Nc3+ → Kg1 → Nxd1
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Black to move · rating 1501 · solved 4,493 times
· 3 solver moves to find. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Bf4
Solution: Rxg2+ → Kh1 → Rg5+ → f3 → Rxh5
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White to move · rating 1531 · solved 5,933 times
· Mate in 4. It ends in checkmate on e8 with the queen.Reveal line
White to move · rating 1625 · solved 2,914 times
· Mate in 4. It ends in checkmate on f7 with the queen. It gives up the rook (Rxf7+) on the way. The solver captures 2 pieces (pawn, knight).Reveal line
Black to move · rating 1682 · solved 2,383 times
· 3 solver moves to find. The solver captures a rook.Reveal line
Opponent's last move: Nf6
Solution: Rd2+ → Kc1 → Rd6+ → Kc2 → Rxa6
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Black to move · rating 1890 · solved 1,199 times
· 2 solver moves to find. The solver captures a queen.Reveal line
Opponent's last move: Bxe6
Solution: Nd3+ → Kh1 → Nxe5
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Black to move · rating 2518 · solved 419 times
· 3 solver moves to find. It gives up the rook (Rd4+) on the way. The solver captures a queen.Reveal line
Opponent's last move: Kxb3
Solution: Bc5+ → Ka4 → Rd4+ → Qxd4 → Bxd4
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White to move · rating 2737 · solved 296 times
· 6 solver moves to find. It gives up the rook (Re8+) on the way. The solver captures a rook.Reveal line