[Retros] #11647 in Probleemblad

[Ryan M.]

"The diagram is correct. Note that the stipulation reads 'can white deliver
mate?', not 'white delivers mate'.

Joost"

Well, that means it's black's move, and he has BxN+ or QxN+ to delay mate in
1.  That means the answer is "no".  (Yuck!  The answer is never 'no'.  Am I
still missing something?)

-RM