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Day 807: Back-rank mate

Lesson of the day

The back-rank mate strikes a king locked behind its own unmoved pawns when a rook or queen crashes onto the last rank. The signs: no escape hole in front of the king, and the back rank guarded by a single piece or by nobody at all. Often that lone guard is deflected or traded off first, and only then comes the invasion. In your own games, make luft in time — one pawn move prevents a sudden catastrophe.

Warm-up

1. Mate in 3: queen to e7 (h4·4)Shuffle Rating 1630Analysis
White to move — find the best continuation
2. Mate in 2: queen to e5 (c3)Shuffle Rating 1630Analysis
White to move — find the best continuation
3. Mate in 3: queen to a5 (b6·2)Shuffle Rating 1630Analysis
White to move — find the best continuation
4. Mate in 3: queen to c5 (c6)Shuffle Rating 1630Analysis
White to move — find the best continuation
5. Mate in 2: queen to c6 (a8·3)Shuffle Rating 1630Analysis
White to move — find the best continuation
6. Mate in 3: queen to f6 (e6·2)Shuffle Rating 1630Analysis
White to move — find the best continuation
7. Mate in 3: queen to a8 (f3·3)Shuffle Rating 1630Analysis
White to move — find the best continuation
8. Mate in 3: queen to c7 (b7)Shuffle Rating 1630Analysis
White to move — find the best continuation
9. Mate in 3: queen to g8 (g2)Shuffle Rating 1630Analysis
White to move — find the best continuation
10. Mate in 3: pawn to b3 (a2)Shuffle Rating 1630Analysis
White to move — find the best continuation

Core set

11. Back-rank mate in 2 on c1 (c8·3)Shuffle Rating 1854Analysis
Black to move — find the best continuation
12. Mate in 2: deflection on h3 (g5)Shuffle Rating 1859Analysis
Black to move — find the best continuation
13. Attack on the uncastled king: queen to e7 (e4·6)Shuffle Rating 1860Analysis
White to move — find the best continuation
14. Attack on the uncastled king: queen to e7 (e2·9)Shuffle Rating 1860Analysis
White to move — find the best continuation
15. Attack on the uncastled king: queen to e7 (c5·3)Shuffle Rating 1860Analysis
White to move — find the best continuation
16. Mate in 3: queen to g7 (g6)Shuffle Rating 1630Analysis
White to move — find the best continuation
17. Mate in 2: pin on h3 (h4)Shuffle Rating 1738Analysis
Black to move — find the best continuation
18. Mate in 2: queen to b4 (h4)Shuffle Rating 1820Analysis
White to move — find the best continuation
19. Mate in 2: pin on h3 (h6)Shuffle Rating 1824Analysis
Black to move — find the best continuation
20. Mate in 2: pawn to g4 (g5)Shuffle Rating 1828Analysis
Black to move — find the best continuation
21. Mate in 2: deflection on f8Shuffle Rating 1831Analysis
White to move — find the best continuation
22. Rescue the rook to b2Shuffle Rating 1824Analysis
Black to move — find the best continuation
23. Trap the knight on c3Shuffle Rating 1824Analysis
White to move — find the best continuation
24. Fork: knight to d4 (f5)Shuffle Rating 1821Analysis
White to move — find the best continuation
25. Fork: rook to g1Shuffle Rating 1822Analysis
Black to move — find the best continuation

Challenge

26. Discovered attack: rook to b1Shuffle Rating 1931Analysis
White to move — find the best continuation
27. Mate in 3: queen to d5 (a8)Shuffle Rating 1990Analysis
White to move — find the best continuation
28. Fork: queen to f4 (g5)Shuffle Rating 2038Analysis
Black to move — find the best continuation

Review

29. Mate in 2: knight to e1Shuffle Rating 1852Analysis
Black to move — find the best continuation
30. Mate in 3: rook to b7 (b1)Shuffle Rating 1630Analysis
White to move — find the best continuation

Day complete — every puzzle solved. See you tomorrow!

Day 808 →