Alberto Armeni (Italy)
 
#2 3+3

1. ... K c6    2. Q a6 #
1. ... K e6  2. Qxf6 #

Try: 1. Q b5?    [2. Q d7 #]
1. ... K e6     2. Q d7 #    changed mate
1. ... B e6     2. Q c5 #


but   1. ... B c6!

1. Q f5!    [2. Q d7 #]
1. ... K c6  2. Q d7 #    changed mate & transferred
1. ... B c6  2. B c5 #
1. ... B e6 2. Q c5 #