MESON Chess Problem Database
Problem Display
PID: 79707 (1b4R1/3pNP1K/4Q3/4rPNp/3RP1kp/r3np1p/7P/2BB2q1 w - - 0 1)
Dyachuk, Vasyl Vasilovich
2nd Prize=, Moscow Championship, 2006
#2
12 + 11
| 56 | The Problemist | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Kf4
- 2.Sxh3#
- 1...Ra5
- 2.e5#
- 1...Rb5
- 2.e5#
- 1...Rc5
- 2.e5#
- 1...Rxf5
- 2.e5#
- 1...Rxe6
- 2.Sxe6#
- 2.e5#
- 1...Sf1
- 2.Sxf3#
- 1...Sc2
- 2.Sxf3#
- 1...Sg2
- 2.Sxf3#
- 1...Sc4
- 2.Sxf3#
- 1...Sd5
- 2.Sxf3#
- 1...Sxf5
- 2.Sxf3#
- 1...dxe6
- 2.Sxe6#
- 1...Kf4
- Tries
- 1.Qb3?
- threat
- 2.Se6#
- 1...Kf4
- 2.Sxh3#
- 1...Sxf5
- 2.Bxf3#
- 1...Re6
- 2.Sxe6#
- 2.e5#
- 1...Rxf5!
- threat
- 1.Qxe5?
- threat
- 2.Sxf3#
- 2.Se6#
- 2.Bxf3#
- 1...Qxd1
- 2.Se6#
- 1...Sxd1
- 2.Se6#
- 1...Sxf5
- 2.Qxf5#
- 1...Qf2
- 2.Sxf3#
- 2.Se6#
- 1...Qf1
- 2.Sxf3#
- 2.Se6#
- 1...Qh1
- 2.Sxf3#
- 2.Se6#
- 1...Qg2
- 2.Sxf3#
- 2.Se6#
- 1...Qg3
- 2.Sxf3#
- 2.Se6#
- 1...Ra6
- 2.Se6#
- 2.Bxf3#
- 1...Sf1
- 2.Sxf3#
- 2.Se6#
- 1...Sc2
- 2.Sxf3#
- 2.Se6#
- 1...Sg2
- 2.Sxf3#
- 2.Se6#
- 1...Sc4
- 2.Sxf3#
- 2.Se6#
- 1...Sd5
- 2.Sxf3#
- 2.Se6#
- 1...Bxe5!
- threat
- 1.Qd6?
- threat
- 2.Se6#
- 1...Kf4
- 2.Sxh3#
- 1...Rxf5
- 2.exf5#
- 1...Re6
- 2.Sxe6#
- 2.Bxf3#
- 2.e5#
- 1...Sxf5!
- threat
- 1.Qg6?
- threat
- 2.Se6#
- 1...Kf4
- 2.Sxh3#
- 1...Re6
- 2.Sxe6#
- 2.e5#
- 1...Rxf5!
- threat
- 1.f6+?
- 1...Kf4
- 2.Sxh3#
- 1...Rf5
- 2.e5#
- 1...Rxe6
- 2.Sxe6#
- 2.e5#
- 1...Sf5
- 2.Sxf3#
- 1...dxe6!
- 1...Kf4
- 1.Qb3?
- Keys
- 1.Qxd7!
- threat
- 2.Se6#
- 1...Kf4
- 2.Sxh3#
- 1...Rxf5
- 2.e5#
- 1...Sxf5
- 2.Sxf3#
- 1...Re6
- 2.Sxe6#
- 2.e5#
- threat
- 1.Qxd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- K(f);N_SPINP(d),P-FLIGHT,P_SPINS(c)::S(G),XP(e)
- R(h);OGATE::R(D)+P(E)
- R(h);OGATE,P_SPINR(h),XP(F)::R(D)+P(E)
- S(c);::R(L)+S(G),XP(d)
- S(c);P_SPINS(c),XP(F)::R(L)+S(G),XP(d)
- P(j);XQ(H)::R(L)+S(G),XP(j)
- Tries
- Try
- Q(H);
- Threat
- R(L)+S(G)
- Vars
- K(f);N_SPINP(d),P-FLIGHT,P_SPINS(c)::S(G),XP(e)
- S(c);XP(F)::B(B),XP(d)
- Refutation
- R(h);XP(F)
- Try
- Q(H);XR(h)
- Threat
- DUALS(3)
- Vars
- Q(a);N_SPINP(d),XB(B)::R(L)+S(G)
- S(c);N_SPINP(d),XB(B)::R(L)+S(G)
- S(c);OGATE,XP(F)::QAB1(H),XS(c)
- Refutation
- B(k);XQ(H)
- Try
- Q(H);
- Threat
- R(L)+S(G)
- Vars
- K(f);N_SPINP(d),P-FLIGHT,P_SPINR(h),P_SPINS(c)::S(G),XP(e)
- R(h);OGATE,XP(F)::R(D)+P(E),XR(h)
- Refutation
- S(c);XP(F)
- Try
- Q(H);
- Threat
- QAR(H)+S(G)
- Vars
- K(f);N_SPINP(d),P-FLIGHT,P_SPINS(c)::S(G),XP(e)
- Refutation
- R(h);XP(F)
- Try
- P(F);CHECK
- Vars
- K(f);N_SPINP(d),P-FLIGHT,P_SPINS(c)::S(G),XP(e)
- R(h);OGATE,P_SPINR(h)::R(D)+P(E)
- S(c);P_SPINS(c)::R(L)+S(G),XP(d)
- Refutation
- P(j);XQ(H)
- Try
- Actual
- Q(H);XP(j)
- Threat
- R(L)+S(G)
- Vars
- K(f);N_SPINP(d),P-FLIGHT,P_SPINS(c)::S(G),XP(e)
- R(h);OGATE,P_SPINR(h),XP(F)::R(D)+P(E)
- S(c);P_SPINS(c),XP(F)::R(L)+S(G),XP(d)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).