Nº12 Helmut Waelzel

Win

Helmut Waelzel (Germany)

wKa4,Nf6,Ba2,Pa5/bKf4,Na1,Bf1

1.Kb4 Ke5 2.Ng4+
2.Ne8? Kd4 3.Bb1 Nb3 4.Kxb3 Kc5=

2…Kd4 3.Bb1 Nb3
3…Be2 4.Nh6!+-

4.Kxb3 Kc5 5.Ne3 Be2 6.Ka4 Bb5+ 7.Ka3 ….

A) 7…Be2 8.Ba2 Kb5 9.Bc4+!
strong>try 9.Nc4? Bxc4=

9…Bxc4 10.Nxc4 Kxc4 11.a6 Kb5 12.a7+-

B) 7…Ba6 8.Ba2 Kb5 9.Nc4!
try 9.Bc4+? Kxa5 10.Bxa6 Kxa6÷

9…Kc5
9…Bb7 10.Nd6++-

10.Nd2 Kb5 11.Nb3 Kc4 12.Bb1+-