MESON Chess Problem Database
Problem Display
PID: 161082 (8/n1p5/KPk5/8/p2RN3/B7/2r5/1Q2n3 w - - 0 1)
Healey, Percy E
Illustrated London News, 1903
#2
6 + 6
| 15351 | SCPF/BCPS Black Books | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sg2
- 2.Qxc2#
- 1...Sf3
- 2.Qxc2#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...cxb6
- 2.Qxb6#
- 1...Sg2
- Tries
- 1.Sf2?
- 1...Rxf2
- 2.Qe4#
- 1...cxb6
- 2.Qxb6#
- 1...Rc1
- 2.Qe4#
- 2.Qg6#
- 1...Ra2
- 2.Qe4#
- 2.Qg6#
- 1...Rb2
- 2.Qe4#
- 2.Qg6#
- 1...Rd2
- 2.Qe4#
- 2.Qg6#
- 1...Rc3
- 2.Qe4#
- 2.Qg6#
- 1...Rc4
- 2.Qe4#
- 2.Qg6#
- 1...Rc5
- 2.Qg6#
- 1...Sg2
- 2.Qxc2#
- 1...Sd3
- 2.Qh1#
- 1...Sf3
- 2.Qxc2#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Re2!
- 1...Rxf2
- 1.Qb3?
- threat
- 2.Qd5#
- 2.Qe6#
- 1...cxb6
- 2.Qxb6#
- 1...Rc4
- 2.Qxc4#
- 1...Rc5
- 2.Qe6#
- 1...Sb5
- 2.Qd5#
- 2.Qxb5#
- 1...Sc8
- 2.Qxa4#
- 2.Qd5#
- 2.Qb5#
- 1...axb3!
- threat
- 1.bxa7?
- threat
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Re2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rc1
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Ra2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rd2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rf2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rg2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rh2
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rc3
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rc4
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rc5
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Sg2
- 2.Qxc2#
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Sd3
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Sf3
- 2.Qxc2#
- 2.Qb5#
- 2.Qb7#
- 2.a8Q#
- 2.a8B#
- 1...Rb2!
- threat
- 1.Sf2?
- Keys
- 1.Sd2!
- 1...Rxd2
- 2.Qe4#
- 2.Qg6#
- 1...cxb6
- 2.Qxb6#
- 1...Rc1
- 2.Qe4#
- 2.Qg6#
- 1...Ra2
- 2.Qe4#
- 2.Qg6#
- 1...Rb2
- 2.Qe4#
- 2.Qg6#
- 1...Rc3
- 2.Qe4#
- 2.Qg6#
- 1...Rc4
- 2.Qe4#
- 2.Qg6#
- 1...Rc5
- 2.Qg6#
- 1...Sg2
- 2.Qxc2#
- 1...Sd3
- 2.Qh1#
- 1...Sf3
- 2.Qxc2#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Rxd2
- 1.Sd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR(A),XR(b)
- S(e);N_GUARD::QAB1(A),XS(e)
- S(e);N_GUARD::QAB1(A)
- P(f);OGATE,XP(F)::QAR1(A),XP(f)
- Tries
- Try
- S(D);
- Vars
- R(b);OGATE,XS(D)::QAB(A)
- P(f);OGATE,XP(F)::QAR1(A),XP(f)
- R(b);OGATE::QAR(A)
- S(a);N_GUARD::QAR(A),XR(b)
- S(a);OGATE::QAB(A)
- S(e);N_GUARD::QAB1(A),XS(e)
- S(e);N_GUARD::QAB1(A)
- Refutation
- R(b);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(f);OGATE,XP(F)::QAR1(A),XP(f)
- R(b);N_GUARD::QAR2(A),XR(b)
- R(b);::QAR2(A)
- Refutation
- P(c);XQ(A)
- Try
- P(F);XS(e)
- Threat
- DUALS(4)
- Refutation
- R(b);
- Try
- Actual
- S(D);
- Vars
- P(f);OGATE,XP(F)::QAR1(A),XP(f)
- R(b);OGATE::QAR(A)
- S(a);N_GUARD::QAR(A),XR(b)
- S(a);OGATE::QAB(A)
- S(e);N_GUARD::QAB1(A),XS(e)
- S(e);N_GUARD::QAB1(A)
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).