MESON Chess Problem Database

Problem Display
PID: 101503 (Bb5Q/pr6/br4N1/1n2R1p1/1N1k3P/p3ppK1/1P2P3/2R5 w - - 0 1)

Fink, Adolf Jay

Good Companions (April), 1917

Bb5Q/pr6/br4N1/1n2R1p1/1N1k3P/p3ppK1/1P2P3/2R5

#2

10 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Sxc6#
    • 1...Rc7
      • 2.Re4#
    • 1...Bxe5+
      • 2.Qxe5#
    • 1...Sd6
      • 2.Re7#
    • 1...Sc7
      • 2.Re6#
    • 1...gxh4+
      • 2.Qxh4#
  • Tries
    • 1.Rc5?
      • threat
        • 2.Sc2#
      • 1...Bxe5+
        • 2.Qxe5#
      • 1...gxh4+
        • 2.Qxh4#
      • 1...fxe2!
  • Keys
    • 1.b3!
      • threat
        • 2.Rc4#
      • 1...Bxe5+
        • 2.Qxe5#
      • 1...gxh4+
        • 2.Qxh4#
      • 1...Rc6
        • 2.Sxc6#
      • 1...Rc7
        • 2.Re4#
      • 1...Sc3
        • 2.Sc2#
      • 1...Sd6
        • 2.Re7#
      • 1...Sc7
        • 2.Re6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(h);N_GUARD::S(E),XR(h)
    • R(j);N_PINR(G)::QAB(J)+R(G),DCHECK
    • B(k);CHECK,OGATE,P_SPINB(k),XR(G)::QAB1(J),XB(k)
    • S(e);N_PINR(G)::QAB(J)+R(G)
    • P(f);CHECK,OGATE,XP(F)::QAR(J),XP(f)
  • Tries
    • Try
      • R(A);
      • Threat
        • S(E)
      • Vars
        • B(k);CHECK,OGATE,P_SPINB(k),XR(G)::QAB1(J),XB(k)
        • P(f);CHECK,OGATE,XP(F)::QAR(J),XP(f)
      • Refutation
        • P(c);XP(C)
  • Actual
    • P(B);
    • Threat
      • R1(A)
    • Vars
      • B(k);CHECK,OGATE,P_SPINB(k),XR(G)::QAB1(J),XB(k)
      • P(f);CHECK,OGATE,XP(F)::QAR(J),XP(f)
      • R(h);N_GUARD::S(E),XR(h)
      • R(j);N_PINR(G)::QAB(J)+R(G),DCHECK
      • S(e);SBLOCK::S(E)
      • S(e);N_PINR(G)::QAB(J)+R(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).