Nº5 Pavel Arestov

Section A

Win – b) Kh7-e1 c) Kh7-f1

Pavel Arestov (Russia)

wKh7,Rc6,c7,Pc5/bKa5,Qa8,Pb7

A) 1.Rc8 Qa7 2.Rb6 blocking of black queen 2…Ka4 3.Rf8!
3.Rb1? b5+! 4.Kg8 Qb7! and not move 5.Ra8+? Qxa8+ check;
3.Re8? Ka3! 4.Re3+ Ka2 5.Rf6 Qa5! 6.Rf2+ Ka1(Kb1)
and not 7.Re1+? Qxe1 -+.

3…Qa5
3…Ka3 4.Rf3+ Ka2 5.Re6(Rg6) Qxc5 6.Re2+ Kb1 7.Rf1+ +-.

4.Rb8! Qxc5
4…Ka3 5.Rb6(Rb8)xb7 +-.

5.Ra8+ Qa5 6.Rxa5+ win.

B) Kh7-e1
1.Rc8 Qa7 2.Rb6 blocking of black queen 2…Ka4 3.Rb1!
3.Rd8? Qa5+(Ka3) =.

3…Qa5+ 4.Kd1!
4.Ke2(Kf1)? Qa6+ =
4.Kf2? Qd2+ -+.

4…Qc3 5.Ra8+ win.

c) Kh7-f1

1.Rc8 Qa7 2.Rb6 blocking of black queen 2…Ka4 3.Re8!
3.Rb1? Qa6+ -+.

3…Ka3
3…Qa5 4.Rb1(Tb8) +-.

4.Re3+ Ka2 5.Rf6! Ka1!
5…Qxc5 6.Rf2+ Kb1 7.Re1+ +-.

6.Kg1!
6.Rf2? Qa6+ 7.Kg1 Qg6+ 8.Rg2 Qb1+ 9.Kh2 Qh7+ =.

6…Qxc5 pin 7.Rf1+ Kb2 8.Rf2+ unpin 8…Kc1 9.Re1#.

Miniature, change 3th move white in twins.