MESON Chess Problem Database

Problem Display
PID: 6051 (r1n1k2r/p1Q1Bn1p/1p6/8/8/8/B7/1K6 w qk - 0 1)

Funk, Henry E

Pittsburgh Post, 1926

r1n1k2r/p1Q1Bn1p/1p6/8/8/8/B7/1K6

#2

4 + 8

5501 Chess Cameos 1936

SOLUTION

  • SOUND
  • Sets
    • 1...Se5
      • 2.Qd8#
    • 1...Sg5
      • 2.Qd8#
    • 1...Sfd6
      • 2.Qd8#
    • 1...Sh6
      • 2.Qd8#
    • 1...Sd8
      • 2.Qxd8#
  • Tries
    • 1.Bd5?
      • threat
        • 2.Bc6#
      • 1...Se5
        • 2.Qd8#
      • 1...Sg5
        • 2.Qd8#
      • 1...Sfd6
        • 2.Qd8#
      • 1...Sh6
        • 2.Qd8#
      • 1...Sd8
        • 2.Qxd8#
      • 1...Sxe7!
    • 1.Be6?
      • threat
        • 2.Qd7#
      • 1...Se5
        • 2.Qd8#
      • 1...Sxe7!
  • Keys
    • 1.Bf6!
      • threat
        • 2.Qxf7#
      • 1...Kf8
        • 2.Qxf7#
      • 1...0-0
        • 2.Qg3#
      • 1...Rf8
        • 2.Qc6#
      • 1...Se5
        • 2.Qd8#
      • 1...Sg5
        • 2.Qd8#
      • 1...Sfd6
        • 2.Qd8#
      • 1...Sh6
        • 2.Qd8#
      • 1...Sd8
        • 2.Qxd8#
      • 1...Scd6
        • 2.Qe7#
      • 1...Se7
        • 2.Qxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::QAR1(C)
    • S(c);N_GUARD::QAR1(C),XS(c)
  • Tries
    • Try
      • B(B);
      • Threat
        • B(B)
      • Vars
        • S(c);N_GUARD::QAR1(C)
        • S(c);N_GUARD::QAR1(C),XS(c)
      • Refutation
        • S(f);XB(D)
    • Try
      • B(B);
      • Threat
        • QAB1(C)
      • Vars
        • S(c);N_GUARD::QAR1(C)
      • Refutation
        • S(f);XB(D)
  • Actual
    • B(D);
    • Threat
      • QAB1(C),XS(c)
    • Vars
      • K(g);P-FLIGHT::QAR1(C),XS(c)
      • K(g);0-0,OGATEB,P_SPINS(c)::QAR(C)
      • R(h);SBLOCK::QAB(C)
      • S(c);N_GUARD::QAR1(C)
      • S(c);N_GUARD::QAR1(C),XS(c)
      • S(f);N_GUARD::QAR1(C)
      • S(f);N_GUARD::QAR1(C),XS(f)
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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).