MESON Chess Problem Database
Problem Display
PID: 168981 (r6R/b1pNk1P1/pR2P2B/2P3PB/KN3nr1/P2p3b/p3pQp1/8 w - - 0 1)
Murashev, Pavel Aleksandrovich
Slesarenko, Anatoly Vasilevich
SuperProblem, 2016
#2
13 + 12
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxg5
- 2.Bxg5#
- 1...Re8
- 2.Rxe8#
- 1...Rf8
- 2.gxf8Q#
- 1...Bb8
- 2.Re8#
- 1...Sd5
- 2.Qf7#
- 1...Sxh5
- 2.Qf7#
- 1...Sxe6
- 2.Qf7#
- 1...Sg6
- 2.Qf6#
- 2.Qf7#
- 1...Rxg5
- Tries
- 1.Sb8?
- threat
- 2.Re8#
- 1...Rxg5
- 2.Bxg5#
- 1...Sxh5
- 2.Qf7#
- 2.Qf8#
- 1...Sg6
- 2.Qf6#
- 2.Qf7#
- 1...Rxb8!
- threat
- 1.Rxa8?
- threat
- 2.Re8#
- 2.g8S#
- 1...Rxg5
- 2.Bxg5#
- 2.Re8#
- 1...Bxb6
- 2.Re8#
- 1...Sxh5
- 2.Qf7#
- 2.Qf8#
- 2.g8S#
- 1...Sxe6
- 2.Qf7#
- 1...cxb6
- 2.Re8#
- 1...c6
- 2.Re8#
- 1...Sg6
- 2.Qf6#
- 2.Qf7#
- 2.g8S#
- 1...Bb8!
- threat
- 1.Qxf4?
- threat
- 2.Sd5#
- 2.Qf6#
- 2.Qf7#
- 1...Rxg5
- 2.Bxg5#
- 2.Qxg5#
- 2.Qf6#
- 2.Qf7#
- 1...Rxh8
- 2.Qf6#
- 1...Bxb6
- 2.Qf6#
- 2.Qf7#
- 1...cxb6
- 2.Qd6#
- 2.Qf6#
- 2.Qf7#
- 1...Re8
- 2.Rxe8#
- 2.Qf6#
- 1...Rf8
- 2.Qxf8#
- 2.gxf8Q#
- 1...Rg8
- 2.Qf6#
- 1...c6
- 2.Qd6#
- 2.Qf6#
- 2.Qf7#
- 1...a1Q
- 2.Sd5#
- 2.Qf7#
- 1...a1B
- 2.Sd5#
- 2.Qf7#
- 1...Rxf4!
- threat
- 1.g8Q?
- threat
- 2.Sc6#
- 2.Rh7#
- 2.Qf7#
- 2.Qh7#
- 2.Qg7#
- 1...Rxg5
- 2.Sc6#
- 2.Bxg5#
- 2.Qf7#
- 2.Qxg5#
- 1...Bxb6
- 2.Sc6#
- 2.Rh7#
- 2.Qf7#
- 1...Sxh5
- 2.Qgf7#
- 2.Qff7#
- 1...Sxe6
- 2.Qxe6#
- 2.Qgf7#
- 2.Qff7#
- 1...cxb6
- 2.Sc6#
- 2.Rh7#
- 2.Qf7#
- 1...Re8
- 2.Sc6#
- 2.Qxe8#
- 1...Rf8
- 2.Sc6#
- 2.Qxf8#
- 1...a1Q
- 2.Sc6#
- 2.Qf7#
- 1...a1B
- 2.Sc6#
- 2.Qf7#
- 1...Sd5
- 2.Rh7#
- 2.Qgf7#
- 2.Qh7#
- 2.Qff7#
- 2.Qg7#
- 1...Sg6
- 2.Rh7#
- 2.Qgf7#
- 2.Qh7#
- 2.Qf6#
- 2.Qff7#
- 2.Qg7#
- 1...c6
- 2.Sxc6#
- 2.Rh7#
- 2.Qf7#
- 1...Rxg8!
- threat
- 1.Sb8?
- Keys
- 1.Sf8!
- threat
- 2.Sc6#
- 1...Kd8
- 2.Sg6#
- 1...Rxg5
- 2.Bxg5#
- 1...Rxf8
- 2.gxf8Q#
- 1...Sxh5
- 2.Sg6#
- 1...Sxe6
- 2.Qf6#
- 1...Sg6
- 2.Sxg6#
- 1...Sd5
- 2.Sg6#
- 1...c6
- 2.Sxc6#
- threat
- 1.Sf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- R(g);OGATE,XP(F)::B(J),XR(g)
- R(l);N_GUARD::R1(M),XR(l)
- R(l);OGATE::PXR(l)=Q
- B(i);S_CUTR(l)::R1(M)
- S(f);OGATE,P_PINS(D)::QAR1(A)
- S(f);OGATE,P_PINS(D),XB(G)::QAR1(A)
- S(f);OGATE,P_PINS(D),XP(I)::QAR1(A)
- Tries
- Try
- S(K);
- Threat
- R1(M)
- Vars
- R(g);OGATE,XP(F)::B(J),XR(g)
- Refutation
- R(l);XS(K)
- Try
- R(M);XR(l)
- Threat
- DUALS(2)
- Vars
- B(i);XR(H)::R1(M)
- S(f);OGATE,P_PINS(D),XP(I)::QAR1(A)
- P(j);XR(H)::R1(M)
- P(j);::R1(M)
- Refutation
- B(i);
- Try
- Q(A);XS(f)
- Threat
- DUALS(3)
- Vars
- R(l);XR(M)::QAB1(A)
- R(l);::QAB1(A)
- Refutation
- R(g);P_PINS(D),XQ(A)
- Try
- P(L);
- Threat
- DUALS(5)
- Refutation
- R(l);XQ(L)
- Try
- Actual
- S(K);
- Threat
- S(D)
- Vars
- K(k);S_FLIGHT::R(M)+S(K)
- R(g);OGATE,XP(F)::B(J),XR(g)
- R(l);OGATE,XS(K)::PXR(l)=Q
- S(f);N_GUARD,P_PINS(D),XB(G)::S(K)
- S(f);OGATE,P_PINS(D),XP(I)::QAB1(A)
- S(f);N_GUARD,P_PINS(D)::S(K),XS(f)
- S(f);N_GUARD,P_PINS(D)::S(K)
- P(j);::S(D),XP(j)
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).