MESON Chess Problem Database
Problem Display
PID: 108683 (4kr1N/p2p1p2/Pp1P1B2/PRp3pQ/4Bp2/R3p3/2K3P1/8 w - - 0 1)
Kopaev, Viacheslav Georgievich
Mezija, 1994
#2
11 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rg8
- 2.Qxf7#
- 1...Rxh8
- 2.Qxh8#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- Tries
- 1.Bd3?
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...f3!
- 1...Rxh8
- 1.Bf3?
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...e2!
- 1...Rxh8
- 1.Bd5?
- 1...Rxh8
- 2.Qxf7#
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...g4
- 2.Qe5#
- 1...c4!
- 1...Rxh8
- 1.Bf5?
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4!
- 1...Rxh8
- 1.Bc6?
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...dxc6!
- 1...Rxh8
- 1.Bb7?
- 1...Rxh8
- 2.Qxh8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...bxa5!
- 1...Rxh8
- 1.Bh7?
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...Rxh8!
- 1...bxa5
- 1.Rxe3?
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Bd3#
- 2.Bxf3#
- 2.Bd5#
- 2.Bf5#
- 2.Bc6#
- 2.Bg6#
- 2.Bb7#
- 2.Bh7#
- 2.Ba8#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...fxe3!
- 1...Rxh8
- 1.Rxc5?
- threat
- 2.Re5#
- 2.Rc8#
- 1...Rxh8
- 2.Rc8#
- 2.Qxh8#
- 1...Rg8
- 2.Rc8#
- 2.Qxf7#
- 1...bxc5!
- threat
- 1.Qxg5?
- threat
- 2.Qe5#
- 1...Rg8
- 2.Qxg8#
- 1...Rxh8!
- threat
- 1.Bd3?
- Keys
- 1.Ba8!
- 1...Rxh8
- 2.Qxh8#
- 1...bxa5
- 2.Rb8#
- 1...Rg8
- 2.Qxf7#
- 1...f3
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...c4
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...Rxh8
- 1.Ba8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(j);N_GUARD::QAB1(G),XP(h)
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- P(e);OGATE,XP(E)::R(F)
- Tries
- Try
- B(D);
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- P(b);
- Try
- B(D);
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- P(a);
- Try
- B(D);
- Vars
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(d);OGATE::QAR(G)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- Refutation
- P(d);
- Try
- B(D);N_PINP(h),P_PINP(g)
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- P(g);N_SPINP(g),P_SPINP(h),XB(D)
- Try
- B(D);
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- P(e);XP(E)
- Try
- B(D);
- Vars
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- R(j);XS(K)
- Try
- R(C);XP(a)
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
- Refutation
- P(b);XR(C)
- Try
- R(F);XP(c)
- Threat
- DUALS(2)
- Refutation
- P(e);XR(F)
- Try
- Q(G);N_PINP(h),XP(d)
- Threat
- QAR(G)
- Vars
- R(j);OGATEB::QAR2(G),XR(j)
- Refutation
- R(j);XS(K)
- Try
- Actual
- B(D);
- Vars
- R(j);OGATE,XS(K)::QAR(G),XR(j)
- P(e);OGATE,XP(E)::R(F)
- R(j);N_GUARD::QAB1(G),XP(h)
- P(b);N_GUARD::R(C),XP(a)
- P(a);OGATEB::QAR(G),XP(a)
- P(c);OGATE::R(F)
- P(d);OGATE::QAR(G)
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).