MESON Chess Problem Database

Problem Display
PID: 108730 (n1qN4/2p5/1p6/2kP2R1/2PpR3/1K4Bb/8/8 w - - 0 1)

Kukin, Gennady

Kudesnik, 2000

n1qN4/2p5/1p6/2kP2R1/2PpR3/1K4Bb/8/8

#2

7 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qg4
      • 2.Sb7#
    • 1...Qf5
      • 2.Sb7#
    • 1...Qe6
      • 2.Sb7#
    • 1...Qb7
      • 2.Sxb7#
    • 1...Qd7
      • 2.Sb7#
    • 1...Be6
      • 2.dxe6#
  • Keys
    • 1.Re6!
      • threat
        • 2.Rc6#
      • 1...Qxe6
        • 2.Sb7#
      • 1...Bxe6
        • 2.dxe6#
      • 1...d3
        • 2.Bf2#
      • 1...Qb7
        • 2.Sxb7#
      • 1...Qd7
        • 2.Sb7#
      • 1...c6
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • Q(g);N_GUARD::S(G)
    • Q(g);N_GUARD::S(G),XQ(g)
    • B(a);OGATE::R(F)+P(E),XB(a)
  • Actual
    • R(D);
    • Threat
      • R1(D)
    • Vars
      • Q(g);N_GUARD,XR(D)::S(G)
      • B(a);OGATE,XR(D)::R(F)+P(E),XB(a)
      • P(b);OGATEB::B(B)
      • Q(g);N_GUARD::S(G),XQ(g)
      • Q(g);N_GUARD::S(G)
      • P(e);N_GUARD::B(B)
HTML5 logo

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).