MESON Chess Problem Database

Problem Display
PID: 65175 (7Q/3Nb2K/4p3/2ppB3/R1nqkPPp/5r1r/3pP1n1/3N3B w - - 0 1)

Funk, Henry E

Good Companions (May), 1922

7Q/3Nb2K/4p3/2ppB3/R1nqkPPp/5r1r/3pP1n1/3N3B

#2

10 + 12

3132 The Good Companion Two-Mover 1922
3391 Het Half Pin Thema 1924

SOLUTION

  • SOUND
  • Sets
    • 1...Qxe5
      • 2.Qxe5#
    • 1...Re3
      • 2.Sf2#
    • 1...Bd6
      • 2.Sf6#
    • 1...Bf6
      • 2.Sxf6#
    • 1...Bf8
      • 2.Sf6#
    • 1...Sge3
      • 2.Sf2#
    • 1...Sce3
      • 2.Sc3#
    • 1...Sxe5
      • 2.Qxe5#
    • 1...Sd6
      • 2.Sxc5#
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qg6#
      • 1...Qxe5
        • 2.Qxe5#
      • 1...Rxf4
        • 2.Qxf4#
      • 1...Bxf6
        • 2.Sxf6#
      • 1...Sxf4
        • 2.Qxf4#
      • 1...Sxe5
        • 2.Qxe5#
      • 1...Sge3
        • 2.Sf2#
      • 1...Sce3
        • 2.Sc3#
      • 1...Sd6
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • Q(f);OGATE,P_SPINS(e),XB(G)::QAR1(J),XQ(f)
    • R(c);N_GUARD,P_SPINS(b),SBLOCK,S_CUTQ(f)::S(A)
    • B(l);N_GUARD::S(H)
    • B(l);N_GUARD::S(H),XB(l)
    • S(b);P_SPINR(c),SBLOCK,S_CUTQ(f)::S(A)
    • S(e);P_SPINQ(f),SBLOCK,S_CUTR(c)::S(A)
    • S(e);OGATE,P_SPINQ(f),XB(G)::QAR1(J),XS(e)
    • S(e);P_SPINQ(f),S_CUTB(l)::S(H),XP(i)
  • Actual
    • Q(J);
    • Threat
      • QAB(J)
    • Vars
      • Q(f);OGATE,P_SPINS(e),XB(G)::QAR1(J),XQ(f)
      • R(c);OGATE,P_SPINS(b),XP(E)::QAR1(J),XR(c)
      • B(l);XQ(J)::S(H),XB(l)
      • S(b);OGATE,P_SPINR(c),XP(E)::QAR1(J),XS(b)
      • S(e);OGATE,P_SPINQ(f),XB(G)::QAR1(J),XS(e)
      • S(b);P_SPINR(c),SBLOCK,S_CUTQ(f)::S(A)
      • S(e);P_SPINQ(f),SBLOCK,S_CUTR(c)::S(A)
      • S(e);P_SPINQ(f),S_CUTB(l)::S(H),XP(i)
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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).