MESON Chess Problem Database
Problem Display
PID: 54496 (q3k2r/1p5p/N1n1PBP1/8/8/2Kp4/2P4Q/7r w k - 0 1)
Zgerski, Gennadi Bronislavovich
Probleemblad, 2003
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Rf8
- 2.Sc7#
- 1...0-0
- 2.gxh7#
- 1...Rf8
- Tries
- 1.g7?
- threat
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Qxa6
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rxh2
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...dxc2
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...bxa6
- 2.gxh8Q#
- 2.gxh8R#
- 1...Qa7
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Qb8
- 2.gxh8Q#
- 2.gxh8R#
- 1...Qc8
- 2.gxh8Q#
- 2.gxh8R#
- 1...Qd8
- 2.gxh8Q#
- 2.gxh8R#
- 1...Ra1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rb1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rc1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rd1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Re1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rf1
- 2.Sc7#
- 2.Qh5#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Rg1
- 2.Sc7#
- 1...Rf8
- 2.Sc7#
- 1...Rg8
- 2.Sc7#
- 1...Sb4
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Sd4
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Sa5
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Se5
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Sa7
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Sb8
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Sd8
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...d2
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...b5
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...b6
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...h5
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...h6
- 2.Sc7#
- 2.gxh8Q#
- 2.gxh8R#
- 1...Se7!
- threat
- 1.g7?
- Keys
- 1.Qc7!
- threat
- 2.Qf7#
- 1...Kf8
- 2.Qf7#
- 1...0-0
- 2.Qg7#
- 1...Rf8
- 2.Qd7#
- 1...Se5
- 2.Qe7#
- 1...Se7
- 2.Qxe7#
- 1...Sd8
- 2.Qe7#
- threat
- 1.Qc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(h);SBLOCK::S(D)
- K(g);0-0::P(G),XP(e)
- Tries
- Try
- P(G);
- Threat
- DUALS(3)
- Vars
- Q(f);XS(D)::PXR(h)=Q
- P(d);XS(D)::PXR(h)=Q
- Q(f);::PXR(h)=Q
- R(a);::S(D)
- R(h);::S(D)
- Refutation
- S(c);
- Try
- Actual
- Q(B);
- Threat
- QAB1(B)
- Vars
- K(g);P-FLIGHT::QAR1(B)
- K(g);0-0,OGATEB::QAR1(B)
- R(h);SBLOCK::QAB1(B)
- S(c);N_GUARD::QAR1(B)
- S(c);N_GUARD::QAR1(B),XS(c)
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).