MESON Chess Problem Database
Problem Display
PID: 19088 (8/2N4K/3nNp2/5k1B/3P3P/7b/5Pn1/Q7 w - - 0 1)
Hirst, CA
Hampshire Post, 1912
#2
8 + 5
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Qb1#
- 1...Bg4
- 2.Bg6#
- 1...Sc4
- 2.Qb1#
- 1...Sb5
- 2.Qb1#
- 1...Sb7
- 2.Qb1#
- 1...Sf7
- 2.Qb1#
- 1...Sc8
- 2.Qb1#
- 1...Se8
- 2.Qb1#
- 1...Ke4
- Tries
- 1.Qc1?
- 1...Ke4
- 2.Qb1#
- 2.Qc2#
- 1...Sxh4
- 2.Qf4#
- 1...Bg4
- 2.Bg6#
- 1...Se1
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sc4
- 2.Qb1#
- 2.Qc2#
- 1...Se4
- 2.Sg7#
- 1...Sb5
- 2.Qb1#
- 2.Qc2#
- 1...Sb7
- 2.Qb1#
- 2.Qc2#
- 1...Sf7
- 2.Qb1#
- 2.Qc2#
- 1...Sc8
- 2.Qb1#
- 2.Qc2#
- 1...Se8
- 2.Qb1#
- 2.Qc2#
- 1...Se3!
- 1...Ke4
- 1.f3?
- threat
- 2.Bg6#
- 1...Sf4
- 2.Sg7#
- 1...Sxh4!
- threat
- 1.Qc1?
- Keys
- 1.Qh1!
- 1...Ke4
- 2.Qb1#
- 1...Sxh4
- 2.Qd5#
- 1...Bg4
- 2.Bg6#
- 1...Se1
- 2.Qd5#
- 1...Se3
- 2.Qf3#
- 1...Sf4
- 2.Sg7#
- 1...Sc4
- 2.Qb1#
- 1...Se4
- 2.Qxh3#
- 1...Sb5
- 2.Qb1#
- 1...Sb7
- 2.Qb1#
- 1...Sf7
- 2.Qb1#
- 1...Sc8
- 2.Qb1#
- 1...Se8
- 2.Qb1#
- 1...Ke4
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::QAB(A)
- B(b);SBLOCK::B(E)
- S(d);N_GUARD::QAB(A)
- Tries
- Try
- Q(A);
- Vars
- S(a);N_GUARD,XP(D)::QAR1(A)
- B(b);SBLOCK::B(E)
- S(a);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR1(A),XS(a)
- S(d);SBLOCK::S(F)
- Refutation
- S(a);
- Try
- P(B);
- Threat
- B(E)
- Vars
- S(a);SBLOCK::S(F)
- Refutation
- S(a);XP(D)
- Try
- Actual
- Q(A);
- Vars
- K(c);P_SPINS(a),S_FLIGHT::QAB(A)
- S(a);OGATE,XP(D)::QAR2(A)
- B(b);SBLOCK::B(E)
- S(a);OGATE::QAR2(A)
- S(a);SBLOCK::S(F)
- S(d);N_GUARD::QAB(A)
- S(d);SBLOCK::QAB(A),XB(b)
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).