WCCI 2016-18: Igor Yarmonov (UKR)

(1)
Igor Yarmonov
Timman-65 JT
2017
2nd Prize

White wins

1. Nc7! f3! 1... Ra4+ 2. Kf3 Kg5 3. Be6! Ra3+ 4. Ke4 f3 5. Bxd7 +- 2. Kxf3 Kg7

3. Be6! Kf6 4. Bxd7 Ke5 5. Nb5! Switchback 5... Kxd5 6. Bc8! Ra1 7. d7 Rf1+ 8. Kg4 Rf8 9. Nc7+ Kd6 10. Ne6! Rg8+

11. Kh4! 11. Kh5? Ke7 = zz 11... Ke7 12. Kh5 zz 12... Kd6 13. Kh6 +-

Watch this study on a dynamic board! Click here!

(2)
Igor Yarmonov
Tarasiuk-50 JT
2018
6th Prize

White wins

1. Nc5+! dxc5 2. Qe4+ Ka7 2... Kc8 3. Qf5+! (3. Rg8+? Kd7 4. Qg4+ Kd6 5. Rxb8 Rxb8 6. Qxh5 Rxb5 =) 3... Kc7 4. Qxc5+ Kd7 5. Qf5+ Kc7 6. Rc4+ +- 3. Qxe7+ Rb7 4. Qxc5+ Ka8 5. b6 Ng3+ 5... Nf4 6. Qa3+ Ra7 7. Qxf3+ Rb7 8. Rxf4 +- 6. Kg1 Ne2+ 7. Kf1! 7. Kf2? Qh2+ = 7... Ng3+ 8. Rxg3

a) 8... Qe8 8... Qxg3 9. Qa3+ Kb8 10. Qf8# 9. Qa5+ 9. Rxf3? Rd7! 10. b7+! Kb8! = 9... Kb8

10. Qe5+! Qxe5 11. Rg8+ Qe8 12. Rxe8#

b) 8... Qd8 9. Qa3+ Kb8

10. Qd6+! Qxd6 11. Rg8+ Qd8 12. Rxd8#

Watch this study on a dynamic board! Click here!

(3)
Igor Yarmonov
Zinchuk-80 MT
2018
4th Prize

White wins

1. Rd8+ Ka7! 1... Kc7 2. Nd5+ Kxd8 3. Rc1 +- 2. Nb5+ cxb5 3. Rc1 b4 4. Rxd3 c4 5. Ra3+! bxa3 6. Ke6! Ka6 7. h4! b5 8. Kd5! Ka5 9. h5 b4 10. h6 b3 11. h7 b2 12. h8=Q bxc1=Q 13. Qa8+ Kb5 14. Qb7+ Ka4 15. Kc5!

a) 15... Qb1 15... Qxd2 16. Qb5# 16. Qa6+ Kb3 17. Qxc4+ Kb2 18. Qc3#

chameleon echo

b) 15... Qb2 16. Qa6+ Kb3 17. Qxc4#

chameleon echo

Watch this study on a dynamic board! Click here!

(4)
Igor Yarmonov
Zadachy i Etyudi
2018

Draw (cooked!)

1. Rg1+ Ka2 2. Be4! 2. Bf3? Bf1! 3. Rxf1 Ne3 4. Rh1 d2 -+ 2... dxe2 3. Bb1+ Ka3 4. Bd3 Rxd3+ cook: 4... Rc8+! 5. Kd2 Nd4 6. Bxe2 (6. Rg3 Nb3+ 7. Kxe2 Be6 -+ TB7) 6... Rc2+ 7. Kd3 Nxe2 -+ 5. Kxd3 Bf1 6. Kd2 Nd4 7. Rg3+ Ka2 7... Kb2 8. Re3 = zz

mutual zugzwang

8. Rc3! 8. Re3? Kb2 -+ zz 8... Kb1 9. Ra(g)3 Nc2 10. Rb3+ Ka2 11. Kxc2 e1=Q 12. Ra3+! Kxa3 stalemate

Watch this study on a dynamic board! Click here!