Peter Krug & Mario Garcia (Аustria -Argentina)
 
Win 7+7

Themes: Domination Rook and bishop against Queen- Elimination of the threat of stalemate in the counterplay of black - Positions of "mutual Zugzwang"

 

1.Rg7+! Thematic try : 1.Rxh4+? Kg8 2.Rg4+ Kh7 3.Rg7+ Kxh8 4.Ba1 Qa8! 5.Kg4 (5.f4 e3 (ab) 6.f5 (ba) Qa3!=) 5...e3! 6.fxe3 Qa3 7.Kh5 Qxb3 8.Kh6 Qb1 9.Rg1+ Qxa1 10.Rxa1 b3 11.Rc1 Kg8 12.Kg6 Kf8!= or 1.Bxd8? a1Q 2.Rxh4+ Kg8 3.Ng6 Qf1+ 4.Kg3 Qxe2 5.Ne5 e3! 6.fxe3 Qxe3+ 7.Nf3 Qxb3=   1...Kxh8 2.Ba1 Qa8 2...Qd2 3.f4 /Rd7+- or  2...Qf8 3.Rf7+ Kg8 4.Rxf8+-   3.f4!! Try I : 3.Kxh4? e3! 4.f4 Qa3 5.Kh5 Qxb3 6.Kh6 Qb1 (1) 7.Rg1+ Qxa1 8.Rxa1 b3 9.f5 Kg8 10.Kg6 Kf8 11.Kf6 Ke8 12.Ke6 Kd8 13.Kd6 Ke8!= or 3.f3? e3 4.Kxh4 Qa3=   With two lines:
  A) 3...exf3 4.exf3 Qc8+ 4...Qa3 5.f4 Qxb3+ (5...Qa6 6.Rg6+-) 6.Rg3+-   5.Kxh4 Qd8+ 6.Kh5 Qe8+  (6...Qd1 7.Rg1+)   7.Kh6 Qf8   (7...Qc6+ 8.Rg6+- or  7...Qe3+ 8.Rg5+-)    8.f4! 8.Bb2? a1Q 9.Bxa1 b5 10.f4 Qf6+ 11.Bxf6= stalemate

 8...b6  (8...b5 9.f5!+-)   9.Bb2! 9.Be5? Qd6+! 10.Bxd6 a1Q 11.Be5 Qh1+!=   9...a1Q 10.Bxa1 b5 11.Be5! 11.f5? Qf6+!=   11...Qf6+ 12.Rg6! Qxe5 13.Rg8+ 13.fxe5? stalemate   13...Kxg8 14.fxe5 Kf7 15.Kg5 Ke6 16.Kf4 Kd5 (16...Ke7 17.Ke4+-) 17.Kf5!+-     B) 3...e3 4.f5! 4.Kxh4? Qa3 5.Kh5 Qxb3 6.Kh6 Qb1= (1) similar a Try I   4...Qa5 (4...Qa3 5.f6 Qa6 6.f7+- no check on h6)   5.Kg4! Try II : 5.Kxh4? Qd8+ 6.Kh5 (6.Kh3 Qd2=) 6...Qe8+ 7.Kh6 Qf8 8.Bb2 b6!! Zugzwang 9.Ba1 b5 10.Bb2 a1Q 11.Bxa1 Qf6+ 12.Bxf6 stalemate   5...h3 6.f6 h2 6...Qh5+ 7.Kxh5 h2 8.Kg6 h1Q 9.Rg8+ Kxg8 10.f7+ Kf8 11.Bg7+ Ke7 12.f8Q+-   7.f7 Qh5+ 8.Kf4 Qh6+ 9.Kf5 Qh3+ 10.Rg4+ Kh7 11.f8Q Qf1+ 12.Rf4!+-