MESON Chess Problem Database
Problem Display
PID: 48655 (Q5q1/3RB3/3N4/2n1k3/3N2p1/1p4P1/1P2K3/8 w - - 0 1)
Kidson, Henry Edwin
Skaktidende, 1874
#2
8 + 5
| 508 | Chess Chips | 1878 |
| 14868 | Pirnie Collection | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Bf6#
- 1...Qc4+
- 2.Sxc4#
- 1...Qd5
- 2.Qh8#
- 1...Qf7
- 2.Sxf7#
- 1...Qh7
- 2.Sc4#
- 1...Qg5
- 2.Sc4#
- 2.Sf7#
- 1...Qg6
- 2.Sc4#
- 1...Qg7
- 2.Sc4#
- 1...Qb8
- 2.Sc4#
- 2.Sf7#
- 1...Qc8
- 2.Sc4#
- 2.Sf7#
- 1...Qd8
- 2.Sc4#
- 2.Sf7#
- 1...Qe8
- 2.Sc4#
- 1...Qf8
- 2.Sc4#
- 1...Qh8
- 2.Sc4#
- 2.Sf7#
- 1...Sd3
- 2.Qe4#
- 1...Sa4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sa6
- 2.Qe4#
- 1...Se6
- 2.Sc4#
- 2.Qe4#
- 1...Sxd7
- 2.Qe4#
- 1...Kxd4
- Tries
- 1.Qg2?
- 1...Qc4+
- 2.Sxc4#
- 1...Kxd4
- 2.Bf6#
- 1...Sxd7
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Qe6
- 2.Sc6#
- 1...Qf7
- 2.Sxf7#
- 1...Qh7
- 2.Sc4#
- 1...Qg5
- 2.Sc4#
- 2.Sf7#
- 1...Qg6
- 2.Sc4#
- 1...Qg7
- 2.Sc4#
- 1...Qa8
- 2.Sc4#
- 2.Sf7#
- 1...Qb8
- 2.Sc4#
- 2.Sf7#
- 1...Qc8
- 2.Sc4#
- 2.Sf7#
- 1...Qd8
- 2.Sc4#
- 2.Sf7#
- 1...Qe8
- 2.Sc4#
- 1...Qf8
- 2.Sc4#
- 1...Qh8
- 2.Sc4#
- 2.Sf7#
- 1...Sd3
- 2.Qe4#
- 1...Sa4
- 2.Qe4#
- 1...Sa6
- 2.Qe4#
- 1...Se6
- 2.Sc6#
- 2.Sc4#
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Qd5!
- 1...Qc4+
- 1.Qf3?
- threat
- 2.Bf6#
- 1...Qc4+
- 2.Sxc4#
- 1...Kxd4
- 2.Bf6#
- 1...Sxd7
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Qe6
- 2.Sc6#
- 1...Qf7
- 2.Sxf7#
- 1...Qg5
- 2.Sc4#
- 2.Sf7#
- 1...Qg6
- 2.Sc4#
- 1...Qg7
- 2.Sc4#
- 1...Qd8
- 2.Sc4#
- 2.Sf7#
- 1...Qf8
- 2.Sc4#
- 1...Qh8
- 2.Sc4#
- 2.Sf7#
- 1...gxf3+!
- threat
- 1.Qxg8?
- threat
- 2.Sc6#
- 1...Kxd4
- 2.Bf6#
- 1...Se6!
- threat
- 1.Qg2?
- Keys
- 1.Qh1!
- 1...Qc4+
- 2.Sxc4#
- 1...Kxd4
- 2.Bf6#
- 1...Sxd7
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Qd5
- 2.Qh8#
- 1...Qe6
- 2.Sc6#
- 1...Qf7
- 2.Sxf7#
- 1...Qh7
- 2.Sc4#
- 1...Qg5
- 2.Sc4#
- 2.Sf7#
- 1...Qg6
- 2.Sc4#
- 1...Qg7
- 2.Sc4#
- 1...Qa8
- 2.Sc4#
- 2.Sf7#
- 1...Qb8
- 2.Sc4#
- 2.Sf7#
- 1...Qc8
- 2.Sc4#
- 2.Sf7#
- 1...Qd8
- 2.Sc4#
- 2.Sf7#
- 1...Qe8
- 2.Sc4#
- 1...Qf8
- 2.Sc4#
- 1...Qh8
- 2.Sc4#
- 2.Sf7#
- 1...Sd3
- 2.Qe4#
- 1...Sa4
- 2.Qe4#
- 1...Sa6
- 2.Qe4#
- 1...Se6
- 2.Sc6#
- 2.Sc4#
- 2.Qe4#
- 1...Sb7
- 2.Qe4#
- 1...Qc4+
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(d);S_FLIGHT,XS(D)::B(G)
- Q(e);CHECK,N_GUARD::S(E),XQ(e)
- Q(e);OGATE,SBLOCK::QAB(H)
- Q(e);N_GUARD::S(E),XQ(e)
- Q(e);N_GUARD::S(E)
- S(c);N_GUARD::QAR1(H)
- S(c);N_GUARD::QAR1(H),XS(c)
- S(c);N_GUARD,XR(F)::QAR1(H)
- Tries
- Try
- Q(H);
- Vars
- Q(e);CHECK,N_GUARD::S(E),XQ(e)
- K(d);S_FLIGHT,XS(D)::B(G)
- S(c);N_GUARD,XR(F)::QAR1(H)
- S(c);N_GUARD::QAR1(H),XS(c)
- Q(e);SBLOCK::S(D)
- Q(e);N_GUARD::S(E),XQ(e)
- Q(e);N_GUARD::S(E)
- S(c);N_GUARD::QAR1(H)
- Refutation
- Q(e);
- Try
- Q(H);
- Threat
- B(G)
- Vars
- Q(e);CHECK,N_GUARD::S(E),XQ(e)
- K(d);S_FLIGHT,XS(D)::B(G)
- S(c);N_GUARD,XR(F)::QAR1(H)
- S(c);N_GUARD::QAR1(H),XS(c)
- Q(e);SBLOCK::S(D)
- Q(e);N_GUARD::S(E),XQ(e)
- Q(e);N_GUARD::S(E)
- Refutation
- P(b);CHECK,XQ(H)
- Try
- Q(H);XQ(e)
- Threat
- S(D)
- Vars
- K(d);S_FLIGHT,XS(D)::B(G)
- Refutation
- S(c);
- Try
- Actual
- Q(H);
- Vars
- Q(e);CHECK,N_GUARD::S(E),XQ(e)
- K(d);S_FLIGHT,XS(D)::B(G)
- S(c);N_GUARD,XR(F)::QAR1(H)
- S(c);N_GUARD::QAR1(H),XS(c)
- Q(e);N_GUARD,SBLOCK::QAB(H)
- Q(e);SBLOCK::S(D)
- Q(e);N_GUARD::S(E),XQ(e)
- Q(e);N_GUARD::S(E)
- S(c);N_GUARD::QAR1(H)
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).