MESON Chess Problem Database
Problem Display
PID: 3000 (8/1p4n1/1Q6/P1N2p2/K1P2p2/4kP2/4N1P1/n3BB2 w - - 0 1)
Packer, GFH
Western Daily Mercury, 1916
(First published on Fri Oct 27 1916)
#2
10 + 6
| 2681 | All Change Here! | 1919 |
| 15351 | SCPF/BCPS Black Books | 2016 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sh5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qe6#
- 1...Sc2
- Tries
- 1.Ka3?
- 1...Sb3
- 2.Qxb3#
- 1...Sh5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qe6#
- 1...Sc2+!
- 1...Sb3
- 1.Sc1?
- threat
- 2.S5b3#
- 2.S5d3#
- 2.Se4#
- 2.Sa6#
- 2.Se6#
- 2.Sxb7#
- 2.Sd7#
- 1...Kd4
- 2.Sd7#
- 1...Sb3
- 2.S5xb3#
- 1...Se6
- 2.Sxe6#
- 1...Sc2!
- threat
- 1.Sg1?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Se4#
- 2.Sa6#
- 2.Se6#
- 2.Sxb7#
- 2.Sd7#
- 1...Kd4
- 2.Sd7#
- 1...Sb3
- 2.Sxb3#
- 1...Se6
- 2.Sxe6#
- 1...Sc2!
- threat
- 1.Sc3?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.S5e4#
- 2.Sa6#
- 2.Se6#
- 2.Sxb7#
- 2.Sd7#
- 1...Kd4
- 2.Sd7#
- 1...Sb3
- 2.Sxb3#
- 1...Se6
- 2.Sxe6#
- 1...Sc2!
- threat
- 1.Sg3?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Sce4#
- 2.Sa6#
- 2.Se6#
- 2.Sxb7#
- 2.Sd7#
- 1...Kd4
- 2.Sd7#
- 1...fxg3
- 2.Sd3#
- 2.Se6#
- 1...Sb3
- 2.Sxb3#
- 1...Se6
- 2.Sxf5#
- 2.Sxe6#
- 1...Sc2!
- threat
- 1.Qc7?
- threat
- 2.Qxf4#
- 2.Qe5#
- 1...Sh5
- 2.Qe5#
- 2.Qe7#
- 1...Se6
- 2.Qe5#
- 1...b5+!
- threat
- 1.Qd8?
- threat
- 2.Qd2#
- 2.Qd3#
- 2.Qd4#
- 1...Sc2
- 2.Qd2#
- 2.Qd3#
- 1...Sb3
- 2.Qd3#
- 1...Se6
- 2.Qd2#
- 2.Qd3#
- 1...b5+!
- threat
- 1.Qb1?
- threat
- 2.Qd3#
- 2.Qc1#
- 1...Sc2
- 2.Qc1#
- 2.Qb3#
- 1...Sb3
- 2.Qd3#
- 2.Qxb3#
- 1...b5+!
- threat
- 1.Qb2?
- threat
- 2.Qc1#
- 2.Qc3#
- 2.Qd4#
- 2.Qe5#
- 2.Qd2#
- 1...Sc2
- 2.Qc1#
- 2.Qc3#
- 2.Qe5#
- 2.Qb3#
- 1...Sb3
- 2.Qc3#
- 2.Qe5#
- 2.Qxb3#
- 1...Se6
- 2.Qc1#
- 2.Qc3#
- 2.Qe5#
- 2.Qd2#
- 1...b5+!
- threat
- 1.Qb4?
- threat
- 2.Qd2#
- 2.Qc3#
- 1...Sb3
- 2.Qc3#
- 2.Qxb3#
- 1...b5+!
- threat
- 1.Qd6?
- threat
- 2.Qxf4#
- 2.Qe5#
- 2.Qd2#
- 2.Qd3#
- 2.Qd4#
- 1...Sc2
- 2.Qxf4#
- 2.Qe5#
- 2.Qd2#
- 2.Qd3#
- 1...Sb3
- 2.Qxf4#
- 2.Qe5#
- 2.Qd3#
- 1...Sh5
- 2.Qe5#
- 2.Qe7#
- 2.Qd2#
- 2.Qd3#
- 2.Qd4#
- 2.Qe6#
- 1...Se6
- 2.Qe5#
- 2.Qd2#
- 2.Qd3#
- 2.Qxe6#
- 1...b5+!
- threat
- 1.Qf6?
- threat
- 2.Qc3#
- 2.Qd4#
- 2.Qe5#
- 1...Sc2
- 2.Qc3#
- 2.Qe5#
- 1...Sb3
- 2.Qc3#
- 2.Qe5#
- 1...Se6
- 2.Qc3#
- 2.Qe5#
- 2.Qxe6#
- 1...b5+!
- threat
- 1.Qh6?
- threat
- 2.Qxf4#
- 1...Sh5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...b5+!
- threat
- 1.Qxb7?
- 1...Sc2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sh5
- 2.Qe7#
- 1...Se8
- 2.Qe7#
- 1...Se6!
- 1...Sc2
- 1.a6?
- 1...Sc2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sh5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qe6#
- 1...bxa6!
- 1...Sc2
- 1.Ka3?
- Keys
- 1.Sd4!
- 1...Kxd4
- 2.Sd7#
- 1...Sc2
- 2.Sxc2#
- 1...Sb3
- 2.Sc2#
- 1...Sh5
- 2.Sxf5#
- 1...Se6
- 2.Sxf5#
- 1...Se8
- 2.Sxf5#
- 1...Kxd4
- 1.Sd4!
There are these versions: 2999
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR(J)
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);N_GUARD::QAR(J)
- S(f);N_GUARD::QAR(J),XS(f)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);N_GUARD::QAR(J)
- S(f);N_GUARD::QAR(J),XS(f)
- Refutation
- S(a);CHECK
- Try
- S(C);
- Threat
- DUALS(7)
- Vars
- K(b);S_FLIGHT::QAB(J)+S(I)
- S(a);::QAB(J)+S(I),XS(a)
- S(f);::QAB(J)+S(I),XS(f)
- Refutation
- S(a);
- Try
- S(C);
- Threat
- DUALS(7)
- Vars
- K(b);S_FLIGHT::QAB(J)+S(I)
- S(a);::QAB(J)+S(I),XS(a)
- S(f);::QAB(J)+S(I),XS(f)
- Refutation
- S(a);
- Try
- S(C);
- Threat
- DUALS(7)
- Vars
- K(b);S_FLIGHT::QAB(J)+S(I)
- S(a);::QAB(J)+S(I),XS(a)
- S(f);::QAB(J)+S(I),XS(f)
- Refutation
- S(a);
- Try
- S(C);
- Threat
- DUALS(7)
- Vars
- K(b);S_FLIGHT::QAB(J)+S(I)
- S(a);::QAB(J)+S(I),XS(a)
- Refutation
- S(a);
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- S(f);::QAR2(J)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(3)
- Vars
- S(a);::QAR1(J)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(2)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(5)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(2)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(5)
- Refutation
- P(e);CHECK
- Try
- Q(J);
- Threat
- DUALS(3)
- Refutation
- P(e);CHECK
- Try
- Q(J);P_PINP(c)
- Threat
- QAB1(J),XP(c)
- Vars
- S(f);N_GUARD::QAR(J)
- S(f);N_GUARD::QAR(J),XS(f)
- Refutation
- P(e);CHECK
- Try
- Q(J);XP(e)
- Vars
- S(a);N_GUARD::QAR(J)
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);N_GUARD::QAR(J)
- Refutation
- S(f);
- Try
- P(H);
- Vars
- S(a);N_GUARD::QAR(J)
- S(a);N_GUARD::QAR(J),XS(a)
- S(f);N_GUARD::QAR(J)
- S(f);N_GUARD::QAR(J),XS(f)
- Refutation
- P(e);XP(H)
- Try
- Actual
- S(C);
- Vars
- K(b);S_FLIGHT,XS(C)::QAB(J)+S(I)
- S(a);N_GUARD::S(C),XS(a)
- S(a);N_GUARD::S(C)
- S(f);N_GUARD::S(C),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).