1.1.Rc6 Re6 2.e4+ Rxe4 3.Nh6# (or 3.Rf6#)

2.1.Qg4+ Kf7 2.Qg7+ Ke8 3.Rd8#

3.1.Rxh5+ gxh5 (1...Kg8 2.Qh6 and 3.Qg7#) 2.Qg5 Rg8 3.Qxh5#

4.1.g5+ Kxg5 2.Rg3+ Kf4 (2...Kh4 or 2...Kh5 both allow 3.Qh3#) 3.Qg4#

5.1.Ra1+ Ba7 2.Rxa7+ Kxa7 3.Ra1#

6.1.Qxf8+ Kxf8 2.Bh6+ Kg8 3.Re8#

7.1.Qa5+ b6 2.Qxb6+ axb6 3.Bxb6#

8.1.Qh7+ Nxh7 2.Bxh7+ Kh8 3.Ng6#

9.1.Qxf6+ Kg8 (1...Kxf6 2.Bb2#; 1...Kh6 2.f5#) 2.Bb2 and 3.Qh8#

10.1.Rxf7+ Nxf7 (1...Kxd6 2.Qxe6#) 2.Qxe6+ Kf8 3.Qxf7#

11.1.Qxh7+ Kxh7 2.hxg5+ Kg6 (or 2...Kg8) 3.Ne7#

12.1.Qh6+ Kxh6 2.Rh4+ Kg7 3.Bh6#