MESON Chess Problem Database

Problem Display
PID: 19020 (r4nNK/r5P1/1q4kN/5b2/1p4P1/1Q2B3/8/5RRB w - - 0 1)

Kipping, Cyril Stanley

Pittsburgh Gazette-Times, 1911

r4nNK/r5P1/1q4kN/5b2/1p4P1/1Q2B3/8/5RRB

#2

10 + 7

4792 300 Chess Problems 1916

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qf7#
    • 1...Ra2
      • 2.Qf7#
    • 1...Ra3
      • 2.Qf7#
    • 1...Ra4
      • 2.Qf7#
    • 1...Ra5
      • 2.Qf7#
    • 1...Ra6
      • 2.Qf7#
    • 1...Rf7
      • 2.Qxf7#
    • 1...Bb1
      • 2.Qxb1#
    • 1...Bc2
      • 2.Qxc2#
    • 1...Bd3
      • 2.Qxd3#
    • 1...Be4
      • 2.Bxe4#
    • 1...Be6
      • 2.Rf6#
    • 1...Bd7
      • 2.Se7#
      • 2.Qf7#
    • 1...Bc8
      • 2.gxf8S#
    • 1...Sd7
      • 2.Qf7#
  • Keys
    • 1.Qd1!
      • threat
        • 2.gxf5#
      • 1...Bxg4
        • 2.Qxg4#
      • 1...Bb1
        • 2.Qxb1#
      • 1...Bc2
        • 2.Qxc2#
      • 1...Bd3
        • 2.Qxd3#
      • 1...Be4
        • 2.Bxe4#
      • 1...Be6
        • 2.Rf6#
      • 1...Bd7
        • 2.Se7#
      • 1...Bc8
        • 2.gxf8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 8
  • Sets
    • R(e);N_GUARD::QAB1(D)
    • R(e);N_GUARD::QAB1(D),XR(e)
    • B(b);OGATEB::QAB(D),XB(b)
    • B(b);OGATEB::B(C),XB(b)
    • B(b);OGATE::R1(A)
    • B(b);S_CUTR(f)::PXS(g)=S
    • S(g);P_PINS(I),S_CUTR(e)::QAB1(D)
  • Actual
    • Q(D);
    • Threat
      • R(B)+P(F)DCHECK,XB(b)
    • Vars
      • B(b);OGATE,P_SPINB(b),XP(F)::QAR2(D),XB(b)
      • B(b);OGATEB::QAB(D),XB(b)
      • B(b);OGATEB::B(C),XB(b)
      • B(b);OGATE::R1(A)
      • B(b);S_CUTR(e)::S(I)
      • B(b);S_CUTR(f)::PXS(g)=S
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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).