MESON Chess Problem Database
Problem Display
PID: 37907 (4kr1N/2pp1p2/r2P1B2/Rn4pQ/b1P1Bp2/1R6/pP4PK/8 w - - 0 1)
Kopaev, Viacheslav Georgievich
2nd Prize, Suomen Shakki, 1993
#2
11 + 11
| 3705 | Album Russia (1992-1994) | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Rc6
- 2.Ra8#
- 1...Rxd6
- 2.Ra8#
- 1...Ra8
- 2.Rxa8#
- 1...Rg8
- 2.Qxf7#
- 1...Rxh8
- 2.Qxh8#
- 1...Sa3
- 2.Rb8#
- 2.Re5#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...Sxd6
- 2.Re5#
- 1...Sa7
- 2.Re5#
- 1...g4
- 2.Qe5#
- 1...Rc6
- Tries
- 1.Bd3?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...g4
- 2.Qe5#
- 1...f3!
- threat
- 1.Bd5?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...Sxd6!
- threat
- 1.Bf5?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4!
- threat
- 1.Bc6?
- threat
- 2.Qe2#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...dxc6!
- threat
- 1.Bg6?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...Rg8!
- threat
- 1.Bb7?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Re5#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...Sd4!
- threat
- 1.Bh7?
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...Rxh8!
- threat
- 1.Ba8?
- threat
- 2.Qe2#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- 1...Rxd6!
- threat
- 1.Rbxb5?
- threat
- 2.Re5#
- 2.Rb8#
- 1...Rxa5
- 2.Rb8#
- 1...Rxd6
- 2.Ra8#
- 2.Rb8#
- 1...Rxh8
- 2.Rb8#
- 2.Qxh8#
- 1...cxd6
- 2.Rb8#
- 1...Rg8
- 2.Rb8#
- 2.Qxf7#
- 1...Rb6
- 2.Re5#
- 1...Ra8
- 2.Rxa8#
- 2.Re5#
- 1...c5
- 2.Rb8#
- 1...Bxb5!
- threat
- 1.Raxb5?
- threat
- 2.Re5#
- 2.Rb8#
- 1...Rxd6
- 2.Rb8#
- 1...Rxh8
- 2.Rb8#
- 2.Qxh8#
- 1...cxd6
- 2.Rb8#
- 1...Rg8
- 2.Rb8#
- 2.Qxf7#
- 1...Ra5
- 2.Rb8#
- 1...Rb6
- 2.Re5#
- 1...Ra8
- 2.Re5#
- 1...c5
- 2.Rb8#
- 1...Bxb5!
- threat
- 1.Bd3?
- Keys
- 1.Bc2!
- threat
- 2.Qe2#
- 1...Rxd6
- 2.Ra8#
- 1...Rxh8
- 2.Qxh8#
- 1...Sxd6
- 2.Re5#
- 1...Rg8
- 2.Qxf7#
- 1...Sc3
- 2.Rb8#
- 2.Re5#
- 1...Sd4
- 2.Rb8#
- 1...f3
- 2.Re3#
- 1...g4
- 2.Qe5#
- threat
- 1.Bc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- R(f);OGATE::R(G)
- R(f);OGATE,XP(I)::R(G)
- R(f);OGATE::R(G),XR(f)
- R(k);N_GUARD::QAB1(H),XP(i)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE::R(D)
- S(d);OGATE,XP(I)::R(G)
- S(d);OGATE::R(G)
- P(e);OGATE::QAR(H)
- Tries
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- P(c);
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- S(d);XP(I)
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- Refutation
- P(e);
- Try
- B(F);N_PINP(i),P_PINP(h)
- Threat
- QAR(H)
- Vars
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- P(h);N_SPINP(h),P_SPINP(i),XB(F)
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- R(k);
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(G)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- S(d);
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- R(k);XS(K)
- Try
- B(F);
- Threat
- QAR(H)
- Vars
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
- Refutation
- R(f);XP(I)
- Try
- R(D);XS(d)
- Threat
- DUALS(2)
- Vars
- R(f);XR(G)::R(D)
- P(g);XP(I)::R(D)
- R(f);::R(D)
- P(g);::R(D)
- Refutation
- B(b);XR(D)
- Try
- R(G);XS(d)
- Threat
- DUALS(2)
- Vars
- R(f);XP(I)::R(G)
- P(g);XP(I)::R(G)
- R(f);::R(G)
- P(g);::R(G)
- Refutation
- B(b);XR(G)
- Try
- Actual
- B(F);
- Threat
- QAR(H)
- Vars
- R(f);OGATE,XP(I)::R(G)
- R(k);OGATE,P_PINQ(H),XS(K)::QAR(H),XR(k)
- S(d);OGATE,XP(I)::R(G)
- R(k);N_GUARD::QAB1(H),XP(i)
- S(d);OGATE::R(D)
- P(c);N_GUARD::R(D)
- P(e);OGATE::QAR(H)
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).