Mate in 2: queen to a1 (d4·2)
li-02YCMPuzzle rating: 1351Theme: Mate in 2: the first move creates an unstoppable threat, the second delivers mate.
Black to move — find the best continuation
The tactical motive
Mate in 2: the first move creates an unstoppable threat, the second delivers mate.
Black to move — find the best continuation
Solution & explanation
Main line
23... Qa1+ 24. Kc2 Qb2#
Why it works
- Great move! queen to a1 keeps the pressure (#1).
- Well found: queen to b2 (#).
- The line ends in a forced mate in 2.
- If instead Kc2, then Qb2# and it is mate.
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