Nº 4 Pavel Arestov

Win

Section A

Pavel Arestov (Russia)

wKe1,Nb7,Rc3,Pb6,e2/bKb5,Qa6

1.Nd6+ Kb4!
1…Kxb6 2.Ra3! Qxa3 3.Nc4+, fork, +;
1…Ka4 2.Ne4! Qxb6 3.Nc5+ Ka5 4.Ra3+ Kb5 5.Rb5 +-.

2.Rc1!
2.Rc6? Qa1+ 3.Kf2 Qd4(Qf6)+ =.

2…Qa5!
2…Qxb6 3.Rb1 +-.

3.b7 Ka3+ 4.Kf1!
4.Kf2? Qb6+ 5.Kf1 Qxd6 =;
4.Kd1? Qd5+ =.

4…Qb4
4…Qb6 5.Nc4+, fork, +;
4…Qd8 5.Rc8 Qxd6 6.b8Q +-.

5.Nc4+!
5.Rc6? Qf4+ 6.Kg2 Qg4+ 7.Kf2 Qf4+ 8.Ke1 Qb4+! 9.Kd1 Qa4+ 10.Kd2 Qxc6 11.b8Q Qd5+! 12.Ke1 Qh1+ 13.Kd2 Qd5+ – positional draw;
5.Rc3+? Kb2! (but not 5…Qxc3? 6.Nb5+, fork, +-) 6.Rc8 Qf4+ 7.Kg2 Qg4+ =.

5…Ka2 6.Rc2+!
6.Rc3? Qxc3! 7.b8Q Qxc4 =.

6…Ka1
6…Kb1(Kb3) 7.Rb2 +-.

7.Rc3!!
7.Rb2? Qe1+ 8.Kxe1 – stalemate;
7.Na5? Qf4(Qf8)+ 8.Ke1 Qb4+ 9.Rd2 Qh4+ 10,Kd1 Qa4(Qh1)+ 12.Kc1 Qc4+ 13.Nxc4 – stalemate..

7…Qb1+!
7…Qxc3 8.b8Q Qxc4 9.Qe5+! Ka2 10.Kf2(Kg2) Qf7+ 11.Kg3 Qg8+ 12.Kf4 Qf8+ 13.Qf5 +-

8.Kf2!
8,Kg2? Qxb7+ =.

8…Qxb7 9.Ra3+ Kb1 10.Rb3+! Qxb3 12.Nd2+, fork, win.