Real puzzles from rated games · median rating 1374 · solved 43,835,644 times
Difficulty 1200–1599
These are pillsbury's mate puzzles rated 1200–1599, the Developing level on this site. They come from real rated games: 12,226 puzzles, median rating 1374, solved 43,835,644 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 pillsbury's mate solution looks like
Sample: 2,000 pillsbury's mate puzzles at developing level (16.4% of all 12,226).
24.4% need 1 solver move, 53.1% need 2 solver moves, 21.2% need 3 solver moves, 1.3% need 4 solver moves. Median rating: 1365 for the shortest solutions, 1400 for the longest.
45.2% open with a rook move. The first move captures in 39.2% and gives check in 99.6%; 100% end in checkmate, 37.8% involve a sacrifice, 51.6% have White to move.
39.2%first move captures
99.6%first move gives check
100%end in checkmate
37.8%involve a sacrifice
How many moves does the solver need?
1 solver move
24.4% · median rating 1365
2 solver moves
53.1% · median rating 1387
3 solver moves
21.2% · median rating 1386
4 solver moves
1.3% · median rating 1400
Which piece plays the key move?
Key move by a rook
45.2%
Key move by a queen
27.7%
Key move by a bishop
17.7%
Key move by a knight
6.7%
Key move by a pawn
2.4%
What does the solver win?
Captures nothing along the line
34%
Most valuable capture: rook
25.1%
Most valuable capture: pawn
17.4%
Most valuable capture: queen
9.6%
Most valuable capture: bishop
8%
Most valuable capture: knight
5.9%
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)
62.1%
Up to 2 pawns’ worth
13.2%
3–4 points (about a minor piece)
9.1%
5–8 points (a rook or more)
12.2%
9 or more points (a queen’s worth)
3.4%
How much is left on the board?
28 or more pieces on the board
1.2%
21–27 pieces
29.4%
13–20 pieces
62.1%
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: h7 (14.9%), h6 (8.9%), e8 (6.6%), f8 (6.6%), d8 (5.2%).
2
1.4
3.9
5.2
6.6
6.6
1.6
2.3
8
1.6
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1.5
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14.9
7
1.8
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2.7
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1.1
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1.1
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2
2.3
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a
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d
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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 pillsbury's mate 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 1229 · solved 4,691 times
· Mate in 1. It ends in checkmate on d4 with the rook.Reveal line
Opponent's last move: Ke4
Solution: Rd4#
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Black to move · rating 1270 · solved 3,111 times
· Mate in 1. It ends in checkmate on h5 with the rook.Reveal line
Opponent's last move: Nxf7
Solution: Rh5#
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White to move · rating 1280 · solved 3,563 times
· Mate in 1. It ends in checkmate on f7 with the rook.Reveal line
Opponent's last move: Bxh6
Solution: Rf7#
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Black to move · rating 1295 · solved 3,006 times
· Mate in 3. It ends in checkmate on e1 with the rook. It gives up the queen (Qe1+) on the way. The solver captures a rook.Reveal line
Opponent's last move: Ng5
Solution: Qe2+ → Kg1 → Qe1+ → Rxe1 → Rxe1#
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Black to move · rating 1362 · solved 4,105 times
· Mate in 3. It ends in checkmate on c1 with the rook. It gives up the queen (Qxf1+) on the way. The solver captures 2 pieces (rook, rook).Reveal line
Opponent's last move: Qe7
Solution: Qxf1+ → Kxf1 → Ra1+ → Rc1 → Rxc1#
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White to move · rating 1365 · solved 3,721 times
· Mate in 3. It ends in checkmate on h6 with the rook. The solver captures a knight.Reveal line
Opponent's last move: Rxa7
Solution: Rh2+ → Nh3+ → Rxh3+ → Kg6 → Rh6#
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Black to move · rating 1382 · solved 3,251 times
· Mate in 3. It ends in checkmate on e1 with the rook. It gives up the queen (Qe1+) on the way. The solver captures 2 pieces (pawn, rook).Reveal line
Opponent's last move: Qd5
Solution: Qxe3+ → Kh1 → Qe1+ → Rxe1 → Rxe1#
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White to move · rating 1388 · solved 5,018 times
· Mate in 2. It ends in checkmate on h2 with the rook. The solver captures a bishop.Reveal line
Opponent's last move: Rxb2
Solution: Rh1+ → Bh2 → Rxh2#
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Black to move · rating 1413 · solved 3,258 times
· Mate in 2. It ends in checkmate on d1 with the rook.Reveal line
Opponent's last move: Kc1
Solution: Ba3+ → Kb1 → Rd1#
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Black to move · rating 1433 · solved 5,604 times
· Mate in 3. It ends in checkmate on g1 with the rook.Reveal line
Opponent's last move: Qxh6
Solution: Rd1+ → Kf2 → Bc5+ → Kg3 → Rg1#
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Black to move · rating 1440 · solved 3,116 times
· Mate in 2. It ends in checkmate on g1 with the rook.Reveal line
Opponent's last move: Kf1
Solution: Bd3+ → Ke1 → Rg1#
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Black to move · rating 1469 · solved 3,424 times
· Mate in 3. It ends in checkmate on f1 with the rook. It gives up the queen (Qf1+) on the way. The solver captures 2 pieces (pawn, rook).Reveal line
Opponent's last move: Rae1
Solution: Qxf2+ → Kh1 → Qf1+ → Rxf1 → Rxf1#
Positions and move sequences come from real rated games (CC0 data). Engine evaluations, where shown, are stored evaluations of the position (CC0).