MESON Chess Problem Database

Problem Display
PID: 271414 (1b2n3/8/nr2r1pQ/1p1p4/Np1Pk1P1/3pP3/B2K2bN/2R5 w - - 0 1)

Bennett, Frederick

Probleemblad, 1951

1b2n3/8/nr2r1pQ/1p1p4/Np1Pk1P1/3pP3/B2K2bN/2R5

#2

9 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Rbd6
      • 2.Qf4#
    • 1...Re5
      • 2.Qf4#
    • 1...Red6
      • 2.Qf4#
    • 1...Bf4
      • 2.Qxf4#
    • 1...Ba7
      • 2.Qf4#
    • 1...Sc5
      • 2.Sxc5#
    • 1...Sac7
      • 2.Sc5#
      • 2.Qf4#
    • 1...Sd6
      • 2.Qf4#
    • 1...Sf6
      • 2.Qxg6#
    • 1...Sec7
      • 2.Qf4#
    • 1...b3
      • 2.Sc3#
  • Tries
    • 1.Qg5?
      • threat
        • 2.Bxd5#
        • 2.Qxd5#
      • 1...Rbd6
        • 2.Qf4#
      • 1...Re5
        • 2.Qf4#
      • 1...Red6
        • 2.Qf4#
        • 2.Qe5#
      • 1...Sac7
        • 2.Sc5#
        • 2.Qf4#
      • 1...Sf6
        • 2.Qxg6#
      • 1...Sec7
        • 2.Qf4#
      • 1...b3
        • 2.Sc3#
      • 1...Be5!
  • Keys
    • 1.Rc5!
      • threat
        • 2.Bxd5#
      • 1...Sxc5
        • 2.Sxc5#
      • 1...Rbd6
        • 2.Qf4#
      • 1...Re5
        • 2.Qf4#
      • 1...Red6
        • 2.Qf4#
      • 1...Sac7
        • 2.Qf4#
      • 1...Sf6
        • 2.Qxg6#
      • 1...Sec7
        • 2.Qf4#
      • 1...b3
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(h);S_CUTB(k)::QAR1(I)
    • R(i);S_CUTB(k)::QAR1(I)
    • B(k);N_GUARD,P_PINP(E)::QAR1(I),XB(k)
    • B(k);N_GUARD::QAR1(I)
    • S(g);N_GUARD::S(F),XS(g)
    • S(l);S_CUTB(k)::QAR1(I)
    • S(l);S_CUTR(i)::QAB(I),XP(j)
    • P(c);N_GUARD::S(F)
  • Tries
    • Try
      • Q(I);
      • Threat
        • DUALS(2)
      • Vars
        • R(h);S_CUTB(k)::QAR1(I)
        • R(i);S_CUTB(k)::QAR1(I)
        • S(l);S_CUTR(i)::QAB(I),XP(j)
        • S(l);S_CUTB(k)::QAR1(I)
        • P(c);N_GUARD::S(F)
      • Refutation
        • B(k);
  • Actual
    • R(A);
    • Threat
      • B(B),XP(f)
    • Vars
      • S(g);XR(A)::S(F),XS(g)
      • R(h);S_CUTB(k)::QAR1(I)
      • R(i);S_CUTB(k)::QAR1(I)
      • S(g);S_CUTB(k)::QAR1(I)
      • S(l);S_CUTR(i)::QAB(I),XP(j)
      • S(l);S_CUTB(k)::QAR1(I)
      • P(c);N_GUARD::S(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).