MESON Chess Problem Database
Problem Display
PID: 33006 (rkBNK3/R1R5/r1p5/n2p4/1N6/3bp2p/7B/3q4 w - - 0 1)
Pierce, William Timbrell
Source?, 0000
#2
7 + 10
| 3501 | Chess Problems by Pierces | 1873 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Sxa6#
- 1...Bc2
- 2.Sxa6#
- 1...Be4
- 2.Sxa6#
- 1...Bf5
- 2.Sxa6#
- 1...Bh7
- 2.Sxa6#
- 1...Sb3
- 2.Rab7#
- 1...Sc4
- 2.Sxa6#
- 2.Rab7#
- 1...Sb7
- 2.Raxb7#
- 1...Bb1
- Tries
- 1.Sbxc6+?
- 1...Sxc6
- 2.Rab7#
- 1...Rxc6!
- 1...Sxc6
- 1.Sdxc6+?
- 1...Sxc6
- 2.Rab7#
- 1...Rxc6!
- 1...Sxc6
- 1.Bg4?
- threat
- 2.Rcb7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 1...Bg6+
- 2.Rf7#
- 1...R6xa7
- 2.Rb7#
- 2.Rc8#
- 1...R8xa7
- 2.Rc8#
- 1...Sb7
- 2.Raxb7#
- 2.Rcxb7#
- 1...Qa1
- 2.Rcb7#
- 1...Qc2
- 2.Rcb7#
- 1...Qe2
- 2.Rcb7#
- 1...Qf3
- 2.Rcb7#
- 1...Qe1
- 2.Rcb7#
- 1...Qf1
- 2.Rcb7#
- 1...Qg1
- 2.Rcb7#
- 1...Qh1
- 2.Rcb7#
- 1...Qd2
- 2.Rcb7#
- 1...Bf5
- 2.Sxa6#
- 1...Bh7
- 2.Sxa6#
- 2.Rcb7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rxh7#
- 1...Sc4
- 2.Sxa6#
- 2.Rab7#
- 2.Rcb7#
- 1...c5
- 2.Rcb7#
- 1...Qxg4!
- threat
- 1.Be6?
- threat
- 2.Rcb7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 1...Bg6+
- 2.Rf7#
- 1...R6xa7
- 2.Rb7#
- 2.Rc8#
- 1...R8xa7
- 2.Rc8#
- 1...Sb7
- 2.Raxb7#
- 2.Rcxb7#
- 1...Qa1
- 2.Rcb7#
- 1...Qc2
- 2.Rcb7#
- 1...Qe2
- 2.Rcb7#
- 1...Qf3
- 2.Rcb7#
- 1...Qg4
- 2.Rcb7#
- 1...Qe1
- 2.Rcb7#
- 1...Qf1
- 2.Rcb7#
- 1...Qg1
- 2.Rcb7#
- 1...Qh1
- 2.Rcb7#
- 1...Qd2
- 2.Rcb7#
- 1...Bh7
- 2.Sxa6#
- 2.Rcb7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rxh7#
- 1...Sc4
- 2.Sxa6#
- 2.Rab7#
- 2.Rcb7#
- 1...c5
- 2.Rcb7#
- 1...Qh5+!
- threat
- 1.Sbxc6+?
- Keys
- 1.Bf5!
- threat
- 2.Rcb7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 1...Qh5+
- 2.Rf7#
- 1...R6xa7
- 2.Rb7#
- 2.Rc8#
- 1...R8xa7
- 2.Rc8#
- 1...Bxf5
- 2.Sxa6#
- 1...Sb7
- 2.Raxb7#
- 2.Rcxb7#
- 1...Qa1
- 2.Rcb7#
- 1...Qc2
- 2.Rcb7#
- 1...Qe2
- 2.Rcb7#
- 1...Qf3
- 2.Rcb7#
- 1...Qg4
- 2.Rcb7#
- 1...Qe1
- 2.Rcb7#
- 1...Qf1
- 2.Rcb7#
- 1...Qg1
- 2.Rcb7#
- 1...Qh1
- 2.Rcb7#
- 1...Qd2
- 2.Rcb7#
- 1...Sc4
- 2.Sxa6#
- 2.Rab7#
- 2.Rcb7#
- 1...c5
- 2.Rcb7#
- threat
- 1.Bf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 6
- Sets
- B(b);N_GUARD::S(B),XR(g)
- S(e);N_GUARD::R1(C)
- S(e);N_GUARD::R1(C),XS(e)
- Tries
- Try
- S(B);CHECK,XP(h)
- Vars
- S(e);XS(B)::R1(C)
- Refutation
- R(g);XS(B)
- Try
- S(F);CHECK,XP(h)
- Vars
- S(e);XS(F)::R1(C)
- Refutation
- R(g);XS(F)
- Try
- B(E);
- Threat
- DUALS(5)
- Vars
- B(b);CHECK::B(A)+R(D)
- R(i);SBLOCK,XR(C)::B(A)+R(D),DCHECK
- Q(a);::B(A)+R(D),DCHECK
- B(b);N_GUARD::S(B),XR(g)
- P(h);::B(A)+R(D),DCHECK
- Refutation
- Q(a);XB(E)
- Try
- B(E);
- Threat
- DUALS(5)
- Vars
- B(b);CHECK::B(A)+R(D)
- R(i);SBLOCK,XR(C)::B(A)+R(D),DCHECK
- Q(a);::B(A)+R(D),DCHECK
- P(h);::B(A)+R(D),DCHECK
- Refutation
- Q(a);CHECK
- Try
- Actual
- B(E);
- Threat
- DUALS(5)
- Vars
- Q(a);CHECK::B(A)+R(D)
- R(i);SBLOCK,XR(C)::B(A)+R(D),DCHECK
- B(b);N_GUARD,XB(E)::S(B),XR(g)
- Q(a);::B(A)+R(D),DCHECK
- P(h);::B(A)+R(D),DCHECK
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).