Peter Krug & Mario Garcia
 
Win 5+4

Theme: Domination: QN vs. Q (mates, Forks and Pins)     1.Kf5! 1.Qd5? Bxe4 2.Bxe4 a2= 1...Qxc4 ! 2.Nd2+ Ke2 3.Nxf3 Qb5+ 3...Qf7+ 4.Kg4!+- 4.Kf4 Qxb1 5.Qe8+ Try : 5.Nd4+? Kd2 6.Qa5+ Kd1 7.Qa4+ Kd2!= 5...Kd1 6.Qe1+ 6.Qd7+? Kc2!= 6...Kc2 7.Qe2+! Try : 7.Nd4+? Kb2 8.Qb4+ Ka2 9.Qc4+ Ka1! (Not 9...Kb2? 10.Qb3+ Kc1 11.Ne2+ see solution) 10.Nc2+ Kb2= 7...Kc3 7...Kc1 8.Qd2# mate; 7...Kb3 8.Nd2+ Fork 8.Qe5+ Kc2 8...Kb4 9.Qb8+ Pin; 8...Kc4 9.Nd2+ Fork 9.Nd4+ Kb2 9...Kd3 10.Qe4+ /f5 Pin 10.Ne2+ Kc2 10...Ka2 11.Nc3+ Fork; 10...Kb3 11.Qb5+ (1) (11.Qc3+ Ka4 12.Qc6+ Kb3 13.Qb5+ It is a waste of time 11...Kc2 12.Nd4+ Kc1 13.Qc4+ Kd2 14.Nb3+ Kd1 15.Ke3! Qc2 16.Qf1# mate 11.Qc5+! 11.Qe4+? Kb2 12.Qd4+ Kc2 13.Qc5+ It is a waste of time 11...Kd2 11...Kd3 12.Qf5+ Pin; 11...Kb3 12.Qb5+ iden at (1) 12.Qe3+ Kc2 12...Kd1 13.Nc3+ Fork 13.Nd4+ Kb2 14.Qb3+ Kc1 15.Ne2+ 15.Qxa3+? Qb2= 15...Kd2 16.Qxb1+-