Nº10 Martin Minski (Germany)

Win
Section B
Nº10 Martin Minski (Germany)

wKa1,Nc1,e7,Pf5/bKf2,Ba2,Pb3,f3 (position X)

1.Nd3+!
logical try: 1.f6? b2+!= 2.Kxa2?? bxc1Q–+;
1.Nxa2? Ke1/Ke2/Ke3 2.Nc1 Kd2 3.Nxb3+ Kd3!=;
1.Kb2? Ke3!=

1…Ke2/Ke3 2.Nf2! Kxf2 position X without the wNc1
3.f6 b2+!?
3…Ke2 4.Nf5 f2 5.Ng3+ Kf3 6.Nf1 Ke2 7.Nh2 Kd2 8.Kb2–+;
3…Ke3 4.Nd5+ Kd2 5.f7 f2 (5…b2+ 6.Kxa2!+- see mainline
{6.Kxb2? Bxd5 7.f8Q Ke2! 8.Qe8+ Kf1 9.Qb5+ Kg1 10.Qxd5 f2=} )
6.f8Q! (6.f8R? Ke1!=)
6…b2+ 7.Kxb2! (7.Kxa2? b1Q+! 8.Kxb1 f1Q/R+ 9.Qxf1 stalemate)
7…Bxd5 8.Qxf2++-

4.Kxa2 Ke3!
4…Ke2 5.Nf5! f2 6.Ng3+ Kf3 7.Nf1 Ke2 (7…Kg2 8.Nd2+-) 8.Nh2+-
5.Nd5+!
5.f7? f2 6.Nd5+ Ke2! 7.Ne3 (7.Nc3+ Ke1=) 7…Kxe3 8.f8Q Ke2=;
5.Nf5+? Kf4! 6.f7 f2 7.f8Q (7.Ne3 Kxe3 8.f8Q Ke2=) 7…b1Q+! 8.Kxb1 f1Q+=

5…Kd2!
5…Ke2 6.Nc3+ Ke1 7.Ne4+-
5…Kd4 6.f7+-

6.f7 f2 7.f8R!
7.f8Q? b1Q+! 8.Kxb1 f1Q/R+ 9.Qxf1 stalemate

7…Kc1
7…b1Q+ 8.Kxb1 f1Q+ 9.Rxf1+- no stalemate
8.Nc3+-