Real puzzles from rated games · median rating 1789 · solved 423,640,701 times
Difficulty 1600–1999
These are sacrifice puzzles rated 1600–1999, the Challenging level on this site. They come from real rated games: 127,782 puzzles, median rating 1789, solved 423,640,701 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 solutions at this level are built.
How the solutions work · counted by a rules engine
What a typical sacrifice solution looks like
Sample: 2,000 sacrifice puzzles at challenging level (1.6% of all 127,782).
30.4% need 2 solver moves, 53.3% need 3 solver moves, 13.6% need 4 solver moves, 2.6% need 5 or more solver moves. Median rating: 1770 for the shortest solutions, 1883 for the longest.
39.7% open with a rook move. The first move captures in 61.3% and gives check in 67.6%; 39.8% end in checkmate, 86.9% involve a sacrifice, 56.8% have White to move.
61.3%first move captures
67.6%first move gives check
39.8%end in checkmate
86.9%involve a sacrifice
How many moves does the solver need?
2 solver moves
30.4% · median rating 1770
3 solver moves
53.3% · median rating 1783
4 solver moves
13.6% · median rating 1816
5+ solver moves
2.6% · median rating 1883
Which piece plays the key move?
Key move by a rook
39.7%
Key move by a queen
31.7%
Key move by a knight
13.8%
Key move by a bishop
10%
Key move by a pawn
4%
Key move by the king
0.8%
What does the solver win?
Most valuable capture: queen
30.2%
Most valuable capture: pawn
22.2%
Most valuable capture: rook
18.8%
Captures nothing along the line
13.8%
Most valuable capture: bishop
9%
Most valuable capture: knight
6%
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)
58.5%
Up to 2 pawns’ worth
9.3%
3–4 points (about a minor piece)
18.4%
5–8 points (a rook or more)
13.5%
9 or more points (a queen’s worth)
0.2%
How much is left on the board?
28 or more pieces on the board
4.6%
21–27 pieces
43.4%
13–20 pieces
47.6%
12 pieces or fewer
4.4%
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: f7 (9.3%), h7 (8%), g7 (6.9%), f6 (5.5%), h8 (5.2%).
1.1
2.3
2
1.4
3.7
2.2
5.2
8
1.1
1.2
1.7
3
9.3
6.9
8
7
1.2
2.4
1.8
3.5
5.5
5
4.9
6
2.3
2.7
2.7
1.9
1.4
5
1.4
1.4
1.3
4
3
2
1
a
b
c
d
e
f
g
h
Counted from the same 2,000-puzzle sample. Squares under 1% are left blank.
Study positions
The most-solved sacrifice 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 1600 · solved 3,003 times
· Mate in 2. It ends in checkmate on h1 with the rook. It gives up the rook (Rh1+) on the way. The solver captures a bishop.Reveal line
Opponent's last move: e5
Solution: Rh1+ → Bxh1 → Rxh1#
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Black to move · rating 1601 · solved 2,849 times
· 3 solver moves to find. It gives up the rook (Rxa4) on the way. The solver captures 2 pieces (pawn, rook).Reveal line
Opponent's last move: Kc4
Solution: Rxa4 → Rxa4 → b5+ → Kc3 → bxa4
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White to move · rating 1603 · solved 2,484 times
· 3 solver moves to find. It gives up the queen (Qxd7) on the way. The solver captures 2 pieces (knight, queen).Reveal line
Opponent's last move: Rc8
Solution: Qxd7 → Qxd7 → Nf6+ → Kh8 → Nxd7
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Black to move · rating 1625 · solved 3,187 times
· Mate in 4. It ends in checkmate on g2 with the queen. It gives up the rook (Rh1+) on the way.Reveal line
White to move · rating 1625 · solved 2,984 times
· Mate in 2. It ends in checkmate on h3 with the rook. It gives up the queen (Qxh7+) on the way. The solver captures a pawn.Reveal line
Opponent's last move: Nd7
Solution: Qxh7+ → Kxh7 → Rh3#
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Black to move · rating 1626 · solved 3,044 times
· Mate in 3. It ends in checkmate on h1 with the rook. It gives up the rook (Re1+) on the way. The solver captures a bishop.Reveal line
Opponent's last move: Rd3
Solution: Re1+ → Bxe1 → Rxe1+ → Kh2 → Rh1#
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White to move · rating 1631 · solved 2,775 times
· Mate in 3. It ends in checkmate on g8 with the queen. It gives up the rook (Rf8+) on the way.Reveal line
Opponent's last move: Re6
Solution: Nh6+ → Kh8 → Rf8+ → Bxf8 → Qg8#
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Black to move · rating 1643 · solved 3,128 times
· 3 solver moves to find. It gives up the queen (Qxe1+) on the way. The solver captures 2 pieces (rook, queen).Reveal line
Opponent's last move: Rae1
Solution: Qxe1+ → Rxe1 → Nf3+ → Kf1 → Nxh4
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Black to move · rating 1669 · solved 3,537 times
· Mate in 2. It ends in checkmate on e3 with the queen. It gives up the rook (Rxe4+) on the way. The solver captures a knight.Reveal line
Opponent's last move: Qxf7
Solution: Rxe4+ → fxe4 → Qe3#
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White to move · rating 1703 · solved 2,690 times
· Mate in 2. It ends in checkmate on d8 with the rook. It gives up the queen (Qxf8+) on the way. The solver captures a rook.Reveal line
Opponent's last move: Qe2
Solution: Qxf8+ → Kxf8 → Rd8#
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White to move · rating 1841 · solved 2,800 times
· Mate in 4. It ends in checkmate on h4 with the rook. It gives up the queen (Qxh7+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Black to move · rating 1893 · solved 2,746 times
· Mate in 3. It ends in checkmate on h5 with the rook. It gives up the queen (Qxh2+) on the way. The solver captures 2 pieces (pawn, queen).Reveal line
Opponent's last move: Rce1
Solution: Qxh2+ → Kxh2 → Rh8+ → Qh5 → Rxh5#
Positions and move sequences come from real rated games (CC0 data). Engine evaluations, where shown, are stored evaluations of the position (CC0).