MESON Chess Problem Database
Problem Display
PID: 133633 (k7/3N1P2/1K2p3/BPp1P3/B1P4R/5rR1/6r1/Q6q w - - 0 1)
Lipton, Michael
Rice, John Michael
2nd HM., Czech Ty., 1959
#2
11 + 6
| 5174 | Chess Problem Spectrum | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Qxa1
- 2.Rh8#
- 1...Qb1
- 2.Rh8#
- 1...Qc1
- 2.Rh8#
- 1...Qd1
- 2.Rh8#
- 1...Qe1
- 2.Rh8#
- 1...Qf1
- 2.Rh8#
- 1...Qg1
- 2.Rh8#
- 1...Ra2
- 2.Rg8#
- 1...Rb2
- 2.Rg8#
- 1...Rc2
- 2.Rg8#
- 1...Rd2
- 2.Rg8#
- 1...Re2
- 2.Rg8#
- 1...Rgf2
- 2.Rg8#
- 1...Rh2
- 2.Rg8#
- 1...Ra3
- 2.f8Q#
- 2.f8R#
- 1...Rb3
- 2.f8Q#
- 2.f8R#
- 1...Rc3
- 2.f8Q#
- 2.f8R#
- 1...Rd3
- 2.f8Q#
- 2.f8R#
- 1...Re3
- 2.f8Q#
- 2.f8R#
- 1...Rxg3
- 2.f8Q#
- 2.f8R#
- 1...Qxa1
- Tries
- 1.Bd1?
- threat
- 2.Bxf3#
- 1...Qxd1
- 2.Rh8#
- 1...Rgxg3
- 2.Bc3#
- 1...Rfxg3
- 2.f8Q#
- 2.f8R#
- 1...Rxf7
- 2.Bd2#
- 1...Qe1
- 2.Rh8#
- 1...Qf1
- 2.Rh8#
- 1...Rg1
- 2.Bc3#
- 1...Ra2
- 2.Rg8#
- 1...Rb2
- 2.Rg8#
- 1...Rc2
- 2.Rg8#
- 1...Rd2
- 2.Rg8#
- 1...Re2
- 2.Rg8#
- 1...Rgf2
- 2.Rg8#
- 1...Rh2
- 2.Rg8#
- 1...Rf1
- 2.Bd2#
- 1...Rff2
- 2.Bd2#
- 1...Ra3
- 2.f8Q#
- 2.f8R#
- 1...Rb3
- 2.f8Q#
- 2.f8R#
- 1...Rc3
- 2.f8Q#
- 2.f8R#
- 1...Rd3
- 2.f8Q#
- 2.f8R#
- 1...Re3
- 2.f8Q#
- 2.f8R#
- 1...Rf4
- 2.Bd2#
- 1...Rf5
- 2.Bd2#
- 1...Rf6
- 2.Bd2#
- 1...Qxh4!
- threat
- 1.Rxf3?
- threat
- 2.f8Q#
- 2.f8R#
- 1...Qxa1
- 2.f8Q#
- 2.f8R#
- 1...Qb1
- 2.f8Q#
- 2.f8R#
- 1...Qc1
- 2.f8Q#
- 2.f8R#
- 1...Qd1
- 2.f8Q#
- 2.f8R#
- 1...Qe1
- 2.f8Q#
- 2.f8R#
- 1...Qf1
- 2.f8Q#
- 2.f8R#
- 1...Qg1
- 2.f8Q#
- 2.f8R#
- 1...Qh2
- 2.f8Q#
- 2.f8R#
- 1...Qh3
- 2.f8Q#
- 2.f8R#
- 1...Rg1
- 2.f8Q#
- 2.f8R#
- 1...Ra2
- 2.f8Q#
- 2.f8R#
- 1...Rb2
- 2.f8Q#
- 2.f8R#
- 1...Rc2
- 2.f8Q#
- 2.f8R#
- 1...Rd2
- 2.f8Q#
- 2.f8R#
- 1...Re2
- 2.f8Q#
- 2.f8R#
- 1...Rf2
- 2.f8Q#
- 2.f8R#
- 1...Rh2
- 2.f8Q#
- 2.f8R#
- 1...Rg3
- 2.f8Q#
- 2.f8R#
- 1...Rg4
- 2.f8Q#
- 2.f8R#
- 1...Rg5
- 2.f8Q#
- 2.f8R#
- 1...Rg6
- 2.f8Q#
- 2.f8R#
- 1...Rg7
- 2.f8Q#
- 2.f8R#
- 1...Rg8
- 2.fxg8Q#
- 2.fxg8R#
- 1...Qxh4!
- threat
- 1.Qxh1?
- threat
- 2.Rh8#
- 1...Rgxg3
- 2.f8Q#
- 2.f8R#
- 1...Rfxg3
- 2.f8Q#
- 2.f8R#
- 1...Rh2
- 2.Rg8#
- 2.Qxf3#
- 2.f8Q#
- 2.f8R#
- 1...Rxf7!
- threat
- 1.Bd1?
- Keys
- 1.Bc2!
- threat
- 2.Be4#
- 1...Qxh4
- 2.Bc3#
- 1...Rxc2
- 2.Rg8#
- 1...Qb1
- 2.Rh8#
- 1...Qd1
- 2.Rh8#
- 1...Qe1
- 2.Rh8#
- 1...Rd2
- 2.Rg8#
- 1...Re2
- 2.Rg8#
- 1...Rd3
- 2.f8Q#
- 2.f8R#
- 1...Re3
- 2.f8Q#
- 2.f8R#
- 1...Rf4
- 2.Be1#
- threat
- 1.Bc2!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- Q(a);N_GUARD,XQ(A)::R(E)
- Q(a);N_GUARD,P_PINP(G)::R(E)
- Q(a);N_GUARD::R(E)
- R(b);N_GUARD::R(B)
- R(b);N_GUARD,P_PINP(G)::R(B)
- R(c);N_GUARD::P=Q
- R(c);N_GUARD,P_PINP(G)::P=Q
- R(c);N_GUARD,XR(B)::P=Q
- Tries
- Try
- B(C);
- Threat
- B(C),XR(c)
- Vars
- Q(a);N_GUARD,XB(C)::R(E)
- R(b);N_GUARD,XR(B)::QAR(A)+B(F)
- R(c);N_GUARD,XR(B)::P=Q
- R(c);N_GUARD,XP(K)::QAR(A)+B(F)
- Q(a);N_GUARD::R(E)
- R(b);N_GUARD::QAR(A)+B(F)
- R(b);N_GUARD::R(B)
- R(b);N_GUARD,P_PINP(G)::R(B)
- R(c);N_GUARD::QAR(A)+B(F)
- R(c);N_GUARD::P=Q
- R(c);N_GUARD,P_PINP(G)::P=Q
- Refutation
- Q(a);XR(E)
- Try
- R(B);XR(c)
- Threat
- P=Q
- Vars
- Q(a);XQ(A)::P=Q
- Q(a);P_PINP(G)::P=Q
- Q(a);::P=Q
- R(b);::P=Q
- R(b);P_PINP(G)::P=Q
- R(b);OGATE::PXR(b)=Q
- Refutation
- Q(a);XR(E)
- Try
- Q(A);XQ(a)
- Threat
- R(E)
- Vars
- R(b);P_SPINR(c),XR(B)::P=Q
- R(c);N_GUARD,P_SPINR(b),XR(B)::P=Q
- Refutation
- R(c);P_SPINR(b),XP(K)
- Try
- Actual
- B(C);
- Threat
- B(C)
- Vars
- Q(a);N_GUARD,XR(E)::QAR(A)+B(F)
- R(b);N_GUARD,XB(C)::R(B)
- Q(a);N_GUARD,P_PINP(G)::R(E)
- Q(a);N_GUARD::R(E)
- R(b);N_GUARD::R(B)
- R(c);N_GUARD::P=Q
- R(c);N_GUARD::QAR(A)+B(F)
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).