MESON Chess Problem Database
Problem Display
PID: 17996 (K3krB1/1Q2N3/2pp4/B7/8/b7/1p6/7b w - - 0 1)
Gooderson, Arthur R
The Problemist, 1952
#2
5 + 7
| 3207 | A R Gooderson An English Progressive | 1996 |
SOLUTION
- SOUND
- Tries
- 1.Sf5?
- threat
- 2.Sg7#
- 2.Qc8#
- 2.Qe7#
- 1...Rxg8
- 2.Qe7#
- 1...Rf6
- 2.Qc8#
- 2.Qe7#
- 1...Rf7
- 2.Qc8#
- 2.Qxf7#
- 1...c5
- 2.Sxd6#
- 2.Sg7#
- 1...d5
- 2.Sg7#
- 2.Qxc6#
- 2.Qc8#
- 1...Rxf5!
- threat
- 1.Sxc6?
- threat
- 2.Qc8#
- 2.Qe7#
- 1...Rxg8
- 2.Qe7#
- 1...Rf7
- 2.Qc8#
- 2.Qxf7#
- 1...d5
- 2.Qc8#
- 1...Bxc6!
- threat
- 1.Sg6?
- threat
- 2.Qc8#
- 2.Qe7#
- 1...Rxg8
- 2.Qe7#
- 1...Rf7
- 2.Bxf7#
- 2.Qc8#
- 2.Qxf7#
- 1...d5
- 2.Qxc6#
- 2.Qc8#
- 1...c5!
- threat
- 1.Sf5?
- Keys
- 1.Sc8!
- threat
- 2.Qe7#
- 1...Rf7
- 2.Qxf7#
- 1...c5
- 2.Sxd6#
- 1...d5
- 2.Qxc6#
- threat
- 1.Sc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- R(g);XB(E)::QAR1(B)
- Refutation
- R(g);XS(C)
- Try
- S(C);XP(d)
- Threat
- DUALS(2)
- Vars
- R(g);XB(E)::QAR1(B)
- P(e);::QAR2(B)
- Refutation
- B(a);P_PINQ(B),XS(C)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(g);XB(E)::QAR1(B)
- Refutation
- P(d);P_PINQ(B)
- Try
- Actual
- S(C);
- Threat
- QAR1(B)
- Vars
- R(g);N_GUARD::QAB1(B),XR(g)
- P(d);P_PINQ(B),S_CUTB(c)::S(C),XP(e)
- P(e);S_CUTB(a)::QAB(B),XP(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).