MESON Chess Problem Database

Problem Display
PID: 151777 (4R2K/1p4pN/BR4N1/Qn1r1k1P/6b1/4p3/4pq2/b4r1n w - - 0 1)

Harley, Brian

Hampshire Post, 1915

(First published on Fri Dec 24 1915)

4R2K/1p4pN/BR4N1/Qn1r1k1P/6b1/4p3/4pq2/b4r1n

#2

8 + 12

15290 Harley Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Qf4
      • 2.Sh4#
    • 1...Rd4
      • 2.Re5#
    • 1...Sa3
      • 2.Bd3#
    • 1...Sd4
      • 2.Bd3#
      • 2.Qxd5#
    • 1...Sa7
      • 2.Bd3#
    • 1...Sc7
      • 2.Bd3#
  • Keys
    • 1.Qa4!
      • threat
        • 2.Qe4#
      • 1...Qg2
        • 2.Sh4#
      • 1...Qf3
        • 2.Sh4#
      • 1...Qf4
        • 2.Sh4#
      • 1...Rd4
        • 2.Re5#
      • 1...Re5
        • 2.Rf8#
      • 1...Bd4
        • 2.Qc2#
      • 1...Be5
        • 2.Se7#
      • 1...Bf3
        • 2.Qf4#
      • 1...Sg3
        • 2.Sh4#
      • 1...Sc3
        • 2.Rf8#
      • 1...Sd4
        • 2.Bd3#
      • 1...Sd6
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 3
  • Sets
    • Q(e);N_GUARD,SBLOCK::S(E)
    • R(i);N_GUARD,P_SPINS(h),S_CUTB(a)::R1(G)
    • S(h);OGATE,P_SPINR(i)::B(C)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • Q(e);N_GUARD::S(E)
      • R(i);N_GUARD,S_CUTB(a)::R1(G)
      • R(i);S_CUTB(a)::R(G)
      • B(a);S_CUTR(i)::QAB(A)
      • B(a);SBLOCK::S(E)
      • B(g);S_CUTQ(e)::QAR1(A)
      • S(c);S_CUTQ(e)::S(E)
      • S(h);S_CUTB(a)::R(G)
      • S(h);OGATE::B(C)
      • S(h);OGATE::QAB(A)
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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).