Chess960 puzzles: Back-rank mate
The king is locked behind its own pawns — a heavy piece strikes the last rank.
479 puzzles
Mate in 2: queen to b8 (b7·2)
Mate in 2: queen to b7 (a8)
Mate in 2: queen to a7 (f2·2)
Attack on the uncastled king: queen to e7 (e5)
Mate in 2: queen to f8 (d8)
Attack on the uncastled king: queen to a7 (g1·5)
Mate in 2: queen to d8 (d7·2)
Mate in 2: queen to d8 (d6)
Mate in 2: queen to d8 (d2·3)
Mate in 2: queen to f8 (f4·2)
Attack on the uncastled king: queen to e8 (e4)
Mate in 2: queen to c7 (c4·2)
Mate in 2: queen to a7 (f2·3)
Mate in 2: queen to b8 (b5)
Mate in 2: queen to d8 (d4)
Mate in 2: queen to f7 (f4·4)
Mate in 2: queen to f8 (f7)
Mate in 2: queen to e8 (e3·3)
Attack on the uncastled king: queen to f7 (f1·3)
Attack on the uncastled king: queen to e8 (e6)
Mate in 2: queen to g7 (g4·3)
Mate in 2: queen to c8 (c3)
Mate in 2: queen to c8 (g4·2)
Mate in 2: queen to d8 (d5·4)