MESON Chess Problem Database
Problem Display
PID: 183560 (k7/PppB4/8/1N3n2/2N4r/r2p2pR/p2Q2R1/K7 w - - 0 1)
Bunka, Vladislav
Sachova skladba, 2009
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rxc4
- 2.Rh8#
- 1...Rd4
- 2.Rh8#
- 1...Rf4
- 2.Rh8#
- 1...Rh8
- 2.Rxh8#
- 1...b6
- 2.Bc6#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Rxc4
- Tries
- 1.Qe3?
- threat
- 2.Sxc7#
- 2.Qe8#
- 1...Rxa7
- 2.Qxa7#
- 2.Qe8#
- 1...Rxc4
- 2.Rh8#
- 2.Qe8#
- 1...b6
- 2.Bc6#
- 1...Re4
- 2.Sxc7#
- 1...Rd4
- 2.Rh8#
- 2.Qe8#
- 1...Rh8
- 2.Sxc7#
- 2.Rxh8#
- 1...Sd4
- 2.Qe8#
- 1...Sd6
- 2.Sxc7#
- 1...Se7
- 2.Sxc7#
- 1...Sg7
- 2.Sxc7#
- 1...c5
- 2.Sb6#
- 2.Qe8#
- 1...c6
- 2.Sb6#
- 2.Sc7#
- 2.Qe8#
- 1...Sxe3!
- threat
- 1.Qa5?
- threat
- 2.Sxc7#
- 1...Rxc4
- 2.Rh8#
- 1...b6
- 2.Bc6#
- 1...c5
- 2.Sb6#
- 2.Sc7#
- 2.Qd8#
- 1...c6
- 2.Sb6#
- 2.Sc7#
- 2.Qd8#
- 1...Rxa5!
- threat
- 1.Qe3?
- Keys
- 1.Qf2!
- threat
- 2.Sxc7#
- 1...Rxa7
- 2.Qxa7#
- 1...Rxc4
- 2.Rh8#
- 1...gxf2
- 2.Rg8#
- 1...b6
- 2.Bc6#
- 1...Rd4
- 2.Rh8#
- 1...Se3
- 2.Qf8#
- 1...Sd4
- 2.Qf8#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 2.Sc7#
- threat
- 1.Qf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(e);OGATE,XS(E)::R(D)
- R(e);OGATE::R(D)
- R(e);OGATE::R(D),XR(e)
- P(g);OGATEB::B(H)
- P(h);N_GUARD::S(E)
- Tries
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(g);OGATEB::B(H)
- R(e);::S(F),XP(h)
- S(f);::QAR(B)
- S(f);::S(F),XP(h)
- Refutation
- S(f);XQ(B)
- Try
- Q(B);
- Threat
- S(F),XP(h)
- Vars
- R(e);OGATE,XS(E)::R(D)
- P(g);OGATEB::B(H)
- Refutation
- R(b);XQ(B)
- Try
- Actual
- Q(B);
- Threat
- S(F),XP(h)
- Vars
- R(b);OGATE,XP(G)::QAR1(B),XR(b)
- R(e);OGATE,XS(E)::R(D)
- P(d);OGATE,XQ(B)::R(C)
- P(g);OGATEB::B(H)
- R(e);OGATE::R(D)
- S(f);OGATE::QAR(B)
- P(h);N_GUARD::S(E)
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).