Real puzzles from rated games · median rating 1455 · solved 14,575,712 times
Opening: Italian Game
These discovered attack puzzles were set in games that began as the Italian Game: 4,903 puzzles, median rating 1455, solved 14,575,712 times. The twelve below are among the most-solved of them; try each on the board, then read the numbers further down to see how the solutions are built.
How the solutions work · counted by a rules engine
What a typical discovered attack solution looks like
Sample: 2,000 discovered attack puzzles from Italian Game games (40.8% of all 4,903).
1.2% need 1 solver move, 66.2% need 2 solver moves, 25.6% need 3 solver moves, 5.6% need 4 solver moves, 1.4% need 5 or more solver moves. Median rating: 1572 for the shortest solutions, 2310 for the longest.
39.9% open with a knight move. The first move captures in 54% and gives check in 73.4%; 7.3% end in checkmate, 50.4% involve a sacrifice, 48% have White to move.
54%first move captures
73.4%first move gives check
7.3%end in checkmate
50.4%involve a sacrifice
How many moves does the solver need?
1 solver move
1.2% · median rating 1572
2 solver moves
66.2% · median rating 1269
3 solver moves
25.6% · median rating 1803
4 solver moves
5.6% · median rating 2120
5+ solver moves
1.4% · median rating 2310
Which piece plays the key move?
Key move by a knight
39.9%
Key move by a bishop
34.8%
Key move by a pawn
11%
Key move by a rook
7%
Key move by a queen
6.9%
Key move by the king
0.5%
What does the solver win?
Most valuable capture: queen
56.3%
Most valuable capture: rook
14.5%
Most valuable capture: knight
12.2%
Most valuable capture: bishop
9.2%
Most valuable capture: pawn
5.8%
Captures nothing along the line
2.1%
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)
7.5%
Up to 2 pawns’ worth
12.8%
3–4 points (about a minor piece)
26.3%
5–8 points (a rook or more)
40.1%
9 or more points (a queen’s worth)
13.2%
How much is left on the board?
28 or more pieces on the board
18.9%
21–27 pieces
78%
13–20 pieces
3%
12 pieces or fewer
0%
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 2,000 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 (15%), h7 (13.7%), f7 (10.1%), e5 (5.5%), d6 (4.2%).
8
1.1
2.9
10.1
2.4
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3.7
15
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g
h
Counted from the same 2,000-puzzle sample. Squares under 1% are left blank.
Study positions
The most-solved discovered attack puzzles, from each difficulty level. Play each one on the board, then open the answer for the full line.
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Black to move · rating 1105 · solved 1,379 times
· 2 solver moves to find. It gives up the bishop (Bxh2+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Qxd5
Solution: Bxh2+ → Kxh2 → Qxd5
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White to move · rating 1133 · solved 1,505 times
· 2 solver moves to find. It gives up the bishop (Bxh7+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Qxa3
Solution: Bxh7+ → Kxh7 → Qxa3
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Black to move · rating 1150 · solved 1,862 times
· 2 solver moves to find. It gives up the bishop (Bxh2+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Qd5
Solution: Bxh2+ → Kxh2 → Qxd5
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White to move · rating 1282 · solved 1,341 times
· 2 solver moves to find. It gives up the knight (Nf6+) on the way. The solver captures a queen.Reveal line
Opponent's last move: Nd4
Solution: Nf6+ → gxf6 → Qxd5
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Black to move · rating 1298 · solved 2,983 times
· 3 solver moves to find. The solver captures 2 pieces (bishop, rook).Reveal line
Opponent's last move: Bxe6
Solution: fxe6+ → Ke1 → Nd3+ → Ke2 → Nxc5
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Black to move · rating 1354 · solved 1,396 times
· 2 solver moves to find. It gives up the bishop (Bxh2+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: gxh3
Solution: Bxh2+ → Kxh2 → Qxd5
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Black to move · rating 1362 · solved 2,047 times
· 2 solver moves to find. It gives up the bishop (Bxf2+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Bxf6
Solution: Bxf2+ → Rxf2 → Qxc4
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White to move · rating 1742 · solved 645 times
· 2 solver moves to find. The solver captures a bishop.Reveal line
Opponent's last move: h6
Solution: d6+ → Be6 → Nxe6
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White to move · rating 1810 · solved 381 times
· 2 solver moves to find. The solver captures 2 pieces (bishop, knight).Reveal line
Opponent's last move: Nxe5
Solution: Nxe6 → fxe6 → Qxe5
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White to move · rating 1888 · solved 484 times
· 3 solver moves to find. The solver captures 3 pieces (knight, rook, rook).Reveal line
Opponent's last move: Rad8
Solution: exf6 → Rxd2 → Rxe8+ → Kh7 → Rxd2
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White to move · rating 2220 · solved 711 times
· 2 solver moves to find. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Rag8
Solution: fxe5 → Rxg4 → Rxf6+
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White to move · rating 2257 · solved 291 times
· 3 solver moves to find. The solver captures 2 pieces (pawn, pawn).Reveal line
Opponent's last move: c6
Solution: dxc6 → Bxf2+ → Kh1 → Qxd1 → cxb7+
Positions and move sequences come from real rated games (CC0 data). Engine evaluations, where shown, are stored evaluations of the position (CC0).