MESON Chess Problem Database
Problem Display
PID: 207991 (4b3/3nrN2/4n1PQ/6pp/3R1p1r/5k1p/3K2Rp/5B1N w - - 0 1)
Chocolous, Jiri
Svetozor, 1873
#2
8 + 11
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rg4
- 2.Rf2#
- 1...Sxd4
- 2.Sxg5#
- 1...Sec5
- 2.Sxg5#
- 1...Sc7
- 2.Sxg5#
- 1...Sg7
- 2.Sxg5#
- 1...Sd8
- 2.Sxg5#
- 1...Sef8
- 2.Sxg5#
- 1...Sdc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sb6
- 2.Se5#
- 1...Sf6
- 2.Se5#
- 1...Sb8
- 2.Se5#
- 1...Sdf8
- 2.Se5#
- 1...hxg2
- 2.Be2#
- 1...g4
- 2.Rf2#
- 1...Rg4
- Tries
- 1.Sf2?
- threat
- 2.Rd3#
- 1...Sxd4
- 2.Sxg5#
- 1...Sec5
- 2.Sxg5#
- 1...Sc7
- 2.Sxg5#
- 1...Sg7
- 2.Sxg5#
- 1...Sd8
- 2.Sxg5#
- 1...Sef8
- 2.Sxg5#
- 1...Sdc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...hxg2!
- threat
- 1.Qxg5?
- threat
- 2.Be2#
- 2.Rf2#
- 2.Qd5#
- 1...Sxg5
- 2.Sxg5#
- 1...hxg2
- 2.Be2#
- 2.Bxg2#
- 2.Qxg2#
- 1...Rg4
- 2.Rf2#
- 2.Qd5#
- 1...Sec5
- 2.Rf2#
- 1...Sc7
- 2.Rf2#
- 1...Sg7
- 2.Rf2#
- 1...Sd8
- 2.Rf2#
- 1...Sef8
- 2.Rf2#
- 1...Sdc5
- 2.Se5#
- 2.Be2#
- 2.Rf2#
- 1...Se5
- 2.Sxe5#
- 2.Be2#
- 2.Rf2#
- 1...Sb6
- 2.Se5#
- 2.Be2#
- 2.Rf2#
- 1...Sf6
- 2.Se5#
- 2.Be2#
- 2.Rf2#
- 1...Sxd4!
- threat
- 1.Qxh5+?
- 1...Rg4
- 2.Rf2#
- 2.Qxg4#
- 1...g4
- 2.Rf2#
- 2.Qd5#
- 1...Rxh5!
- 1...Rg4
- 1.Qh8?
- 1...Bxf7
- 2.Qa8#
- 1...Sxd4
- 2.Sxg5#
- 1...hxg2
- 2.Be2#
- 1...Rg4
- 2.Rf2#
- 1...Sec5
- 2.Sxg5#
- 1...Sc7
- 2.Sxg5#
- 1...Sg7
- 2.Sxg5#
- 1...Sd8
- 2.Sxg5#
- 1...Sef8
- 2.Sxg5#
- 1...Sdc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sb6
- 2.Se5#
- 1...Sf6
- 2.Se5#
- 1...Sb8
- 2.Se5#
- 1...Sdf8
- 2.Se5#
- 1...g4
- 2.Rf2#
- 1...Rxf7!
- 1...Bxf7
- 1.Sf2?
- Keys
- 1.Qf8!
- 1...Rxf7
- 2.Qa3#
- 1...Bxf7
- 2.Qa8#
- 1...Sxd4
- 2.Sxg5#
- 1...Sexf8
- 2.Sxg5#
- 1...Sdxf8
- 2.Se5#
- 1...hxg2
- 2.Be2#
- 1...Rg4
- 2.Rf2#
- 1...Sec5
- 2.Sxg5#
- 1...Sc7
- 2.Sxg5#
- 1...Sg7
- 2.Sxg5#
- 1...Sd8
- 2.Sxg5#
- 1...Sdc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sb6
- 2.Se5#
- 1...Sf6
- 2.Se5#
- 1...Sb8
- 2.Se5#
- 1...g4
- 2.Rf2#
- 1...Rxf7
- 1.Qf8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(e);SBLOCK::R1(D)
- S(h);N_GUARD,XR(E)::S(H),XP(f)
- S(h);N_GUARD::S(H),XP(f)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(c);SBLOCK,XR(D)::B(A)
- P(f);SBLOCK::R1(D)
- Tries
- Try
- S(B);
- Threat
- R(E)
- Vars
- S(h);N_GUARD,XR(E)::S(H),XP(f)
- S(h);N_GUARD::S(H),XP(f)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(c);XR(D)
- Try
- Q(G);XP(f)
- Threat
- DUALS(3)
- Vars
- S(h);XQ(G)::S(H),XS(h)
- S(h);::R1(D)
- Refutation
- S(h);XR(E)
- Try
- Q(G);CHECK,XP(g)
- Refutation
- R(e);XQ(G)
- Try
- Q(G);
- Vars
- B(k);OGATE,XS(H)::QAB(G)
- S(h);N_GUARD,XR(E)::S(H),XP(f)
- P(c);SBLOCK,XR(D)::B(A)
- R(e);SBLOCK::R1(D)
- S(h);N_GUARD::S(H),XP(f)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(f);SBLOCK::R1(D)
- Refutation
- R(j);XS(H)
- Try
- Actual
- Q(G);
- Vars
- R(j);OGATE,XS(H)::QAR(G)
- B(k);OGATE,XS(H)::QAB(G)
- S(h);N_GUARD,XR(E)::S(H),XP(f)
- S(h);N_GUARD,XQ(G)::S(H),XP(f)
- S(i);N_GUARD,XQ(G)::S(H)
- P(c);SBLOCK,XR(D)::B(A)
- R(e);SBLOCK::R1(D)
- S(h);N_GUARD::S(H),XP(f)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(f);SBLOCK::R1(D)
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).