Gurgui Dan-Constantin (Romania) after Reinhard Groth  
#2 7+13

White to move, mate in 2. (Two solutions: 1. Bb5! [2. Sb3, Qxd3, Rc4#] &
1. Bc6! [2. Qxd5#]). 
Composer:  Reinhard Groth   Freie Presse (3850) 1997-10-24
1r3b1q/2pp1N2/b7/N2n1Qp1/B2k3r/3pp3/1P2p3/K1R2n2 w - - 0 1

Solution: 1. Bc6! [2. Qxd5#]

 1. ... Rb5, Bc4 2. R(x)c4#

 1. ... dxc6 2. Sxc6#

 1. ... Se7 2. Qc5#

 1. ... Sb6/b4 2. Sb3#

 1. ... Sxf6 2. Qxf6#

 1. ... Sf4 2. Qe4#

 1. ... Sc3 2. bxc3#

Set Play:

 1. ... Ra8/c8/d8/e8/b3, Bb4, Bb5, Sb6/b4 2. S(x)b3#

 1. ... Rb5, Bc4/c8 2. R(x)c4#

 1. ... d6 2. Sc6#

 1. ... Bb7 2. Sb3, Rc4#

 1. ... Sc3 2. bxc3#


 Try: 1. Bb5? [2. Sb3, Rc4#]

 1. ... Rxb5 2. Rc4#

 1. ... Bxb5, Sb6, e1=Q/R 2. Sb3#

 1. ... Sc3 2. Sb3, bxc3#   But 1. ... Sd2!