Real puzzles from rated games · median rating 1754 · solved 9,040,233 times
Difficulty 1600–1999
These are epaulette mate puzzles rated 1600–1999, the Challenging level on this site. They come from real rated games: 2,581 puzzles, median rating 1754, solved 9,040,233 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.
Sicilian Defence · 45Queen's Pawn Game · 32French Defence · 25Caro–Kann Defence · 23Italian Game · 20Scandinavian Defense · 12Vienna Game · 10Indian Defence · 9
Counts computed from the full puzzle set.
How the solutions work · counted by a rules engine
What a typical epaulette mate solution looks like
Sample: 2,000 epaulette mate puzzles at challenging level (77.5% of all 2,581).
22.4% need 1 solver move, 51.1% need 2 solver moves, 21.2% need 3 solver moves, 4% need 4 solver moves, 1.2% need 5 or more solver moves. Median rating: 1696 for the shortest solutions, 1799 for the longest.
40.4% open with a rook move. The first move captures in 23.1% and gives check in 98.4%; 100% end in checkmate, 27% involve a sacrifice, 54.8% have White to move.
23.1%first move captures
98.4%first move gives check
100%end in checkmate
27%involve a sacrifice
How many moves does the solver need?
1 solver move
22.4% · median rating 1696
2 solver moves
51.1% · median rating 1774
3 solver moves
21.2% · median rating 1783
4 solver moves
4% · median rating 1841
5+ solver moves
1.2% · median rating 1799
Which piece plays the key move?
Key move by a rook
40.4%
Key move by a queen
34.4%
Key move by a knight
12%
Key move by a pawn
7.2%
Key move by a bishop
5.8%
What does the solver win?
Captures nothing along the line
55.4%
Most valuable capture: pawn
25.5%
Most valuable capture: bishop
7.2%
Most valuable capture: rook
4.8%
Most valuable capture: queen
3.8%
Most valuable capture: knight
3.4%
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)
73.6%
Up to 2 pawns’ worth
16.4%
3–4 points (about a minor piece)
5.4%
5–8 points (a rook or more)
3.2%
9 or more points (a queen’s worth)
1.4%
How much is left on the board?
28 or more pieces on the board
4%
21–27 pieces
27.8%
13–20 pieces
61%
12 pieces or fewer
7.2%
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 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 (6.9%), g7 (5.5%), f6 (5.4%), g6 (4.9%), h7 (4.9%).
1.4
1
1.7
2.3
2.5
2.5
4.4
8
1.3
2.7
1.7
2.5
6.9
5.5
4.9
7
1.3
2.1
2.5
2.9
5.4
4.9
4.2
6
1.1
2.8
1.8
3.3
2.9
3.8
5
1.9
2.6
2.2
4
1
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 epaulette mate 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 1614 · solved 3,146 times
· Mate in 3. It ends in checkmate on f7 with the rook.Reveal line
Opponent's last move: Qxa2
Solution: Ne7+ → Kg7 → Bd4+ → Kh7 → Rf7#
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White to move · rating 1628 · solved 1,225 times
· Mate in 2. It ends in checkmate on f7 with the queen. The solver captures a pawn.Reveal line
Opponent's last move: Bxg2
Solution: Qg8+ → Ke7 → Qxf7#
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Black to move · rating 1638 · solved 8,187 times
· Mate in 2. It ends in checkmate on e3 with the queen.Reveal line
Opponent's last move: Qxd6
Solution: Rh1+ → Kg3 → Qe3#
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Black to move · rating 1640 · solved 1,226 times
· Mate in 3. It ends in checkmate on f3 with the rook.Reveal line
Opponent's last move: Ne4
Solution: Rf1+ → Kh2 → Qg1+ → Kg3 → Rf3#
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White to move · rating 1647 · solved 3,715 times
· Mate in 4. It ends in checkmate on f4 with the rook. It gives up the rook (Rf8+) on the way. The solver captures a rook.Reveal line
White to move · rating 1655 · solved 3,555 times
· Mate in 3. It ends in checkmate on f7 with the queen. The solver captures a pawn.Reveal line
Opponent's last move: Qxf4
Solution: Qxh5+ → Kg7 → Qh7+ → Kf6 → Qf7#
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Black to move · rating 1676 · solved 3,161 times
· Mate in 3. It ends in checkmate on f5 with the rook.Reveal line
Opponent's last move: Kxf5
Solution: Rf2+ → Kg6 → Rg4+ → Kh5 → Rf5#
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White to move · rating 1692 · solved 1,302 times
· Mate in 2. It ends in checkmate on f5 with the rook.Reveal line
Opponent's last move: Nde6
Solution: Rcf7+ → Kg5 → Rf5#
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Black to move · rating 1696 · solved 1,706 times
· Mate in 2. It ends in checkmate on g1 with the queen.Reveal line
Opponent's last move: Nd5
Solution: g5+ → Kg3 → Qg1#
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White to move · rating 1701 · solved 1,478 times
· Mate in 2. It ends in checkmate on f7 with the queen. It gives up the knight (Nf6+) on the way.Reveal line
Opponent's last move: Kh7
Solution: Nf6+ → gxf6 → Qf7#
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White to move · rating 1732 · solved 1,312 times
· Mate in 2. It ends in checkmate on f7 with the queen.Reveal line
Opponent's last move: Kxg6
Solution: Qh5+ → Kh7 → Qf7#
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White to move · rating 1748 · solved 2,627 times
· Mate in 2. It ends in checkmate on d8 with the rook.Reveal line
Opponent's last move: Qxa2
Solution: Rb7+ → Kd6 → Rd8#
Positions and move sequences come from real rated games (CC0 data). Engine evaluations, where shown, are stored evaluations of the position (CC0).