MESON Chess Problem Database

Problem Display
PID: 185970 (1r3R2/B2Q1b2/3pp2b/p5rN/2n5/5k1P/Kp1p3R/1B5n w - - 0 1)

Kipping, Cyril Stanley

Chess, 1958

1r3R2/B2Q1b2/3pp2b/p5rN/2n5/5k1P/Kp1p3R/1B5n

#2

8 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Sf2
      • 2.Rxf2#
    • 1...Sg3
      • 2.Rf2#
  • Keys
    • 1.Qxe6!
      • threat
        • 2.Be4#
        • 2.Qe2#
        • 2.Qe4#
      • 1...Rxh5
        • 2.Qg4#
      • 1...d1Q
        • 2.Be4#
        • 2.Qe4#
      • 1...d1B
        • 2.Be4#
        • 2.Qe4#
      • 1...Rg2
        • 2.Qe4#
      • 1...Rg4
        • 2.Qxg4#
        • 2.Qe2#
      • 1...Rc5
        • 2.Qe2#
        • 2.Qe4#
      • 1...Re5
        • 2.Qg4#
      • 1...Rb6
        • 2.Qe2#
        • 2.Qe4#
      • 1...Re8
        • 2.Be4#
      • 1...Sf2
        • 2.Rxf2#
      • 1...Sg3
        • 2.Rf2#
      • 1...Sa3
        • 2.Be4#
      • 1...Se3
        • 2.Be4#
      • 1...Se5
        • 2.Qd5#
      • 1...Sb6
        • 2.Qb3#
      • 1...d5
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::R1(C),XS(a)
    • S(a);N_GUARD::R1(C)
  • Actual
    • Q(G);XP(i)
    • Threat
      • DUALS(3)
    • Vars
      • R(g);N_GUARD,XS(E)::QAB1(G)
      • R(g);::QAB1(G)
      • R(g);N_GUARD::QAB1(G)
      • R(l);::B(A)
      • S(a);N_GUARD::R1(C),XS(a)
      • S(a);N_GUARD::R1(C)
      • S(e);P_PINQ(G)::B(A)
      • S(e);P_PINQ(G),S_CUTR(g)::QAB(G)
      • S(e);OGATE,P_PINQ(G)::QAR(G)
      • P(h);::QAB1(G)
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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).