Nº30 Michael Pasman

Draw

Section B.2.

Michael Pasman (Israel)

wKb5,Na3,b7,Bd7,Re5,Pa2,a4/bKd2,Nd1,Pb2,b6,c2,c7,g4

1.Bf5!
1.Rd5+? Kc1–+ and Queen next move
1.Nc4+? Kc1 (1…Kc3 2.Nxb2 c1Q–+) 2.Nxb2 Kxb2 3.Bxg4 Nc3+ 4.Ka6 c1Q–+

1…c1Q
1…Nc3+ 2.Kb4 c1Q 3.Nc4+ Kd1 4.Bxg4+ Kc2 5.Bf5+=

2.Nb1+
2.Na5? bxa5 3.Nb1+ Qxb1 4.Bxb1 Nc3–+

2…Qxb1 3.Bxb1 Nc3+ 4.Kb4
4.Kc6? Nxb1 5.Rb5 Kc2 6.a5 bxa5! 7.Nxa5 Nd2!–+

4…Nxb1 Black threatens Na3! with promoting next. On Kb3 black plays the same. 5.Na5!! The key move
5.Kb3? Na3! 6.Kxb2 Nc4–+

5…bxa5+
5…Na3 6.Nb3+ Kd3 7.Rd5+ Ke4 8.Nd2+ Kxd5 9.Kxa3=

6.Kb3! Na3! 7.Rd5+!
7.Kxb2? Nc4-+

7…Kc1
7…Ke2 8.Kxb2 Nc4+ 9.Kc3=

8.Kxa3!
8.Rc5+? Kb1 9.Kxa3 Ka1!–+

8…b1Q Second queen promotion. White allowed 2 queen promotions and fights against the queens.
second main line : 8…c6 9.Rc5+! Kb1 10.Rc2!! (10.Rxc6? Ka1–+) 10…Kxc2= stalemate
8…b1N+? 9.Kb3 Nd2+ 10.Kc3+-

9.Rd1+! Kc2 10.Rd2+! Kc3 11.Rd3+!
11.Rc2+? Kd3 12.Rc3+ Ke4–+

11…Kc4 12.Rd4+ Kc5 13.Rd5+ Kc6 14.Rd6+ Kb7 15.Rb6+! cxb6= stalemate