MESON Chess Problem Database
Problem Display
PID: 175456 (2NnQK2/P3p3/np2b3/2k1PR2/7R/1P6/5PBB/N7 w - - 0 1)
Anonymous
4th Prize, Brighton Society, 1899
#2
12 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Bxb3
- 2.Sxb3#
- 1...Bc4
- 2.Rxc4#
- 1...Bxf5
- 2.Rc4#
- 1...Bd7
- 2.e6#
- 1...Bf7
- 2.e6#
- 1...Bxc8
- 2.Rc4#
- 2.e6#
- 1...Bg8
- 2.e6#
- 1...Sc7
- 2.b4#
- 1...Sb8
- 2.b4#
- 1...Sc6
- 2.Qxc6#
- 1...Sb7
- 2.Qc6#
- 1...Sf7
- 2.Qc6#
- 1...b5
- 2.Qxe7#
- 1...Bxb3
- Tries
- 1.Sd6?
- threat
- 2.Qb5#
- 1...Bc4
- 2.Rxc4#
- 1...b5
- 2.Qxb5#
- 1...Bd7
- 2.Rc4#
- 2.e6#
- 1...Sc7
- 2.b4#
- 1...Sc6
- 2.Qxc6#
- 1...exd6!
- threat
- 1.Qa4?
- 1...Bxb3
- 2.Sxb3#
- 1...Bxf5
- 2.Rc4#
- 2.Qc4#
- 1...Bxc8
- 2.Rc4#
- 2.Qc4#
- 2.e6#
- 1...Bc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Bd7
- 2.Rc4#
- 2.Qc4#
- 2.e6#
- 1...Bf7
- 2.e6#
- 1...Bg8
- 2.e6#
- 1...Sb4
- 2.Qxb4#
- 1...Sc7
- 2.Qb4#
- 2.b4#
- 1...Sb8
- 2.Qb4#
- 2.b4#
- 1...Sc6
- 2.Qxc6#
- 1...Sb7
- 2.Qc6#
- 1...Sf7
- 2.Qc6#
- 1...b5
- 2.Qd4#
- 1...Bd5!
- 1...Bxb3
- 1.Qd7?
- 1...Bxb3
- 2.Sxb3#
- 1...Bxf5
- 2.Rc4#
- 2.Qd5#
- 1...Bxd7
- 2.e6#
- 1...Bc4
- 2.Rxc4#
- 1...Sc6
- 2.Qxc6#
- 1...Bd5
- 2.Qxd5#
- 1...Bf7
- 2.e6#
- 1...Bg8
- 2.e6#
- 1...Sc7
- 2.b4#
- 1...Sb8
- 2.b4#
- 1...Sb7
- 2.Qc6#
- 1...Sf7
- 2.Qc6#
- 1...b5
- 2.Qd4#
- 2.Qxe7#
- 1...Sb4!
- 1...Bxb3
- 1.Qxd8?
- threat
- 2.Qxb6#
- 1...Kb5
- 2.Qxb6#
- 1...Bxc8
- 2.Qd5#
- 2.e6#
- 1...b5
- 2.Qb6#
- 2.Qxe7#
- 2.Qd4#
- 1...Sc7!
- threat
- 1.a8Q?
- 1...Bxb3
- 2.Sxb3#
- 1...Bxf5
- 2.Rc4#
- 2.Qd5#
- 1...Bxc8
- 2.Rc4#
- 2.Qd5#
- 2.e6#
- 1...Bc4
- 2.Rxc4#
- 1...Bd7
- 2.Qd5#
- 2.e6#
- 1...Sc6
- 2.Qaxc6#
- 2.Qexc6#
- 1...Bd5
- 2.Qxd5#
- 1...Bf7
- 2.e6#
- 1...Bg8
- 2.e6#
- 1...Sc7
- 2.Qa3#
- 2.b4#
- 1...Sb8
- 2.Qa3#
- 2.b4#
- 1...Sb7
- 2.Qc6#
- 1...Sf7
- 2.Qac6#
- 2.Qec6#
- 1...b5
- 2.Qa7#
- 2.Qxe7#
- 1...Sb4!
- 1...Bxb3
- 1.Sd6?
- Keys
- 1.Bg1!
- 1...Bxb3
- 2.Sxb3#
- 1...Bxf5
- 2.Rc4#
- 1...Bxc8
- 2.Rc4#
- 1...Bc4
- 2.Rxc4#
- 1...Bd7
- 2.e6#
- 1...Sc6
- 2.Qxc6#
- 1...Bd5
- 2.f3#
- 1...Bf7
- 2.e6#
- 1...Bg8
- 2.e6#
- 1...Sb4
- 2.f4#
- 1...Sc7
- 2.b4#
- 1...Sb8
- 2.b4#
- 1...Sb7
- 2.Qc6#
- 1...Sf7
- 2.Qc6#
- 1...b5
- 2.Qxe7#
- 1...Bxb3
- 1.Bg1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(d);XP(E)::S(A),XB(d)
- B(d);N_GUARD::R1(F),XB(d)
- B(d);N_GUARD,XR(H)::R1(F)
- B(d);OGATE::R(H)+P(G)
- S(b);N_GUARD::P(E)
- S(f);N_GUARD::QAR1(K),XS(f)
- S(f);N_GUARD::QAR1(K)
- P(c);SBLOCK::QAB(K),XP(e)
- Tries
- Try
- S(J);
- Threat
- QAR1(K)
- Vars
- B(d);N_GUARD::R1(F),XB(d)
- P(c);::QAR1(K),XP(c)
- S(b);N_GUARD::P(E)
- S(f);N_GUARD::QAR1(K),XS(f)
- Refutation
- P(e);XS(J)
- Try
- Q(K);
- Vars
- B(d);XP(E)::S(A),XB(d)
- B(d);OGATE::R(H)+P(G)
- S(b);N_GUARD::QAB1(K),XS(b)
- S(f);N_GUARD::QAR1(K),XS(f)
- S(f);N_GUARD::QAR1(K)
- P(c);SBLOCK::QAB1(K)
- Refutation
- B(d);
- Try
- Q(K);
- Vars
- B(d);XP(E)::S(A),XB(d)
- B(d);OGATE,XQ(K)::R(H)+P(G)
- B(d);N_GUARD::R1(F),XB(d)
- S(f);N_GUARD::QAR1(K),XS(f)
- B(d);N_GUARD::QAR1(K),XB(d)
- B(d);OGATE::R(H)+P(G)
- S(b);N_GUARD::P(E)
- S(f);N_GUARD::QAR1(K)
- Refutation
- S(b);
- Try
- Q(K);XS(f)
- Threat
- QAB1(K),XP(c)
- Vars
- K(a);P-FLIGHT::QAR1(K),XP(c)
- Refutation
- S(b);
- Try
- P(I);
- Vars
- B(d);XP(E)::S(A),XB(d)
- B(d);N_GUARD::R1(F),XB(d)
- B(d);N_GUARD::QAR1(I),XB(d)
- B(d);OGATE::R(H)+P(G)
- S(f);N_GUARD::QAR1(K)
- Refutation
- S(b);
- Try
- Actual
- B(D);
- Vars
- B(d);XP(E)::S(A),XB(d)
- B(d);N_GUARD,XR(H)::R1(F)
- B(d);N_GUARD,XS(J)::R1(F)
- B(d);N_GUARD::R1(F),XB(d)
- B(d);OGATE::R(H)+P(G)
- S(f);N_GUARD::QAR1(K),XS(f)
- B(d);SBLOCK::B(D)+P(B)
- S(b);SBLOCK::B(D)+P(B)
- S(b);N_GUARD::P(E)
- S(f);N_GUARD::QAR1(K)
- P(c);SBLOCK::QAB(K),XP(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).