MESON Chess Problem Database

Problem Display
PID: 16937 (r5N1/p1N2kP1/2p4K/3p2p1/2b5/3B3p/8/1q2n2Q w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

One Hundred Published Problems, 1944

r5N1/p1N2kP1/2p4K/3p2p1/2b5/3B3p/8/1q2n2Q

#2

6 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...d4
      • 2.Bxc4#
  • Tries
    • 1.Qxe1?
      • threat
        • 2.Qe6#
      • 1...Kxg8
        • 2.Qe6#
      • 1...Re8
        • 2.Qxe8#
      • 1...d4
        • 2.Bxc4#
      • 1...Qxe1!
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qe6#
      • 1...Kxg8
        • 2.Qe6#
      • 1...dxe4
        • 2.Bxc4#
      • 1...Re8
        • 2.Qxe8#
      • 1...d4
        • 2.Bxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(e);OGATEB::B(B),XB(d)
  • Tries
    • Try
      • Q(A);XS(b)
      • Threat
        • QAB1(A)
      • Vars
        • K(i);S_FLIGHT,XS(F)::QAB(A)
        • R(j);N_GUARD::QAB1(A),XR(j)
        • P(e);OGATEB::B(B),XB(d)
      • Refutation
        • Q(a);XQ(A)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(i);S_FLIGHT,XS(F)::QAB(A)
      • P(e);OGATEB,XQ(A)::B(B),XB(d)
      • R(j);N_GUARD::QAB1(A),XR(j)
      • P(e);OGATEB::B(B),XB(d)
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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).