Iuri Akobia
2nd prize, NONA 2008 JT, 2008
Win

The initial position looks equal for both sides, but White use the initiative very skillfully.
1.Qa7+
main B 1...Kxd3 main A 1...Qd4 2.Qe7+ Kxd3 3.Qh7+ Re4 4.Qh3+ Re3 5.Qf5+ Qe4 6.Qxb5+ Kd4+ 7.Kb2 Qe6 (7...Qd3 8.Qb4+ Ke5 (or also 8...Kd5 9.Rd2 pin of queen 1) 9.Rd2 Qe4 10.Qd6+ Kf5 11.Rd5+ Kg4 12.Rd4 pin of queen 2) 8.Qb4+ Ke5 9.Rc5+ Kf6 10.Qh4+ Kf7 11.Rc7+! (11.Qh7+!? Kf6 12.Qh4+ Kf7 13.Rc7+ loss of time; 11.Qh5+!? Ke7! 12.Qh7+ Kf6 13.Qh4+ etc, loss of time) 11...Kg6 12.Qh7+ Kf6 13.Qg7+ Kf5 14.Rf7+ Ke4 15.Re7 pin of queen 3]
2.Qh7+!
[2.Qd7+? Ke4! 3.Qh7+ Ke5= ] 2...Re4 [main 2...Kd4 3.Rd2+ Ke3 4.Qd3+ Kf4 5.Rf2+ Win of queen on the vertical line; 2...Ke3 3.Rc3+ Kf4 (3...Kf2 4.Qh2++- ) 4.Qh2++- ] 3.Qd7+ [3.Qh3+? Re3 4.Qd7+ Ke4+= ] 3...Rd4 4.Qh3+ [4.Qxb5+? Ke4 5.Re2+ Kf3= ] 4...Ke4 5.Qg4+ (Qh7) 5...Ke5 6.Qh5+ Ke6 [mqin 6...Kd6 7.Qc5+ Ke6 8.Qc6+! Kf7 9.Qc7+ Kf8 10.Qc8+ Rd8 11.Qc5+ Kf7 12.Rf2 pin of queen 4] 7.Qe8+ Kf5 8.Rf2+ Rf4 9.Qd7+ Kg5 10.Rg2+ Kh6 11.Rh2+ Rh4 12.Rd2! (Threat - Rd5 with pin of bQ) 12...Kg5 13.Rd5+ Kf4 [main 13...Kg6 (Kh6) 14.Rd6 pin of queen 5] 14.Rd6 Rh3+ [main 14...Qg5 15.Qf7+ Ke3 16.Rg6 Qc5 (or also 16...Qe5 17.Re6 pin of queen 6) 17.Rg3+ Ke4 18.Qf3+ Ke5 19.Rg5+ Win of queen on the horizontal line] 15.Qxh3 Qxd6 16.Qh2+ and win of queen on the diagonal line.

" Study with a theme of domination with a repeated wins of a queen. The set an echo pins (6 times) and also all kinds of linear wining of a queen (3 times), undoubtedly raises an art content of the study".