MESON Chess Problem Database
Problem Display
PID: 81352 (8/8/8/3p1p2/1p2kPn1/1P6/K2BP3/Q7 w - - 0 1)
Allison, Christopher John
The Field, 1951
(First published on Sat Oct 6 1951)
#2
6 + 5
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...d4
- 2.Qh1#
- 1...Sf2
- Tries
- 1.Bc1?
- 1...Se3
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...d4!
- 1...Se3
- 1.Be3?
- threat
- 2.Qd4#
- 1...Sxe3
- 2.Qe5#
- 1...d4
- 2.Qxd4#
- 1...Kxe3!
- threat
- 1.Qb2?
- 1...Se3
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...d4!
- 1...Se3
- 1.Qc3?
- threat
- 2.Qd3#
- 1...Se3
- 2.Qe5#
- 2.Qxe3#
- 1...d4
- 2.Qf3#
- 2.Qc6#
- 1...Sf2
- 2.Qe5#
- 2.Qe3#
- 1...Se5
- 2.Qxe5#
- 2.Qe3#
- 1...bxc3!
- threat
- 1.Qf6?
- 1...Se3
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...d4
- 2.Qc6#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...Sxf6!
- 1...Se3
- 1.Qg7?
- 1...Se3
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...d4
- 2.Qb7#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...Sf6!
- 1...Se3
- 1.Qh8?
- 1...Se3
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...d4
- 2.Qh1#
- 2.Qa8#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...Sf6!
- 1...Se3
- 1.Qg1?
- 1...Se3
- 2.Qxe3#
- 1...d4
- 2.Qh1#
- 2.Qg2#
- 1...Sh2
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sf6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Sf2!
- 1...Se3
- 1.Bc1?
- Keys
- 1.Kb1!
- 1...Se3
- 2.Qe5#
- 1...d4
- 2.Qa8#
- 1...Sf2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Qe5#
- 1...Sh6
- 2.Qe5#
- 1...Se3
- 1.Kb1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- P(d);SBLOCK::QAB(A)
- Tries
- Try
- B(C);
- Vars
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- Refutation
- P(d);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- S(c);N_GUARD,SBLOCK,XB(C)::QAR1(A)
- P(d);::QAR1(A),XP(d)
- Refutation
- K(b);P-FLIGHT,XB(C)
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- Refutation
- P(d);
- Try
- Q(A);
- Threat
- QAB1(A)
- Refutation
- P(a);XQ(A)
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- P(d);OGATEB,SBLOCK::QAB(A)
- Refutation
- S(c);XQ(A)
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- P(d);OGATEB,SBLOCK::QAB(A)
- Refutation
- S(c);
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- Refutation
- S(c);
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- S(c);
- Try
- Actual
- K(B);S_FLIGHT
- Vars
- S(c);N_GUARD::QAR1(A)
- P(d);OGATEB,SBLOCK::QAB(A)
- S(c);N_GUARD::QAR1(A),XS(c)
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).