Miguel Uris (Spain)  
#2 10+8

1.Sxd8?  [2.Qf7#]
1...d3 a  2.Qf4# A
1...Rxg5!

1.Qh7?  [2.Qxc2# X, 2.Qd3# Y]
1...c1=S x  2.Qc2# X
1...c1=Q y  2.Qd3# Y
1...d3 a  2.Rc3# B
1...Rg3!

1.Rd3?  [2.b3#]
1...c1=S! x

1.Qf4? A  [2.Rc3# B]
1...c1=Q y  2.Qxc1# Z
1...Rg3!

1.Qxc6? C  [2.Qxc5# D]
1...Rxc8/d5  2.Q(x)d5#
1...Rxg5!

1.Sxd4|  [2.Ra4#]
1...Kxd4 b  2.Qf4# A
1...Rxd4 c  2.Rc3# B
1...cxd4  2.Qxc6# C
1...cxb5  2.Qxc5# D

- Tver
- Ropke
- Kniest
- Defences on same square
- Changed mates
- Transferred mates
- Flight giving key
- Sacrifice key