MESON Chess Problem Database

Problem Display
PID: 133224 (1b4K1/4p3/R5n1/1B1k1p1N/7p/1b6/3N4/4R1B1 w - - 0 1)

Peake, JL

The Field, 1960

(First published on Thu Aug 25 1960)

1b4K1/4p3/R5n1/1B1k1p1N/7p/1b6/3N4/4R1B1

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Bc4#
    • 1...Bc2
      • 2.Bc4#
    • 1...Ba4
      • 2.Bc4#
    • 1...Bc4
      • 2.Bxc4#
    • 1...Bd6
      • 2.Bc6#
    • 1...Se5
      • 2.Sf4#
    • 1...e5
      • 2.Sf6#
    • 1...e6
      • 2.Sf6#
  • Keys
    • 1.Be2!
      • threat
        • 2.Bf3#
      • 1...Ke5+
        • 2.Bc4#
      • 1...Bd1
        • 2.Bc4#
      • 1...Bc2
        • 2.Bc4#
      • 1...Se5
        • 2.Sf4#
      • 1...e5
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 4
  • Sets
    • B(a);N_GUARD::B(D)
    • B(a);N_GUARD::B(D),XB(a)
    • B(g);SBLOCK::B(D)
    • S(e);N_GUARD,S_CUTB(g)::S(E)
    • P(f);N_GUARD::S(E)
  • Actual
    • B(D);
    • Threat
      • B(D)
    • Vars
      • K(c);CHECK,P-FLIGHT::R(A)+B(D)
      • B(a);N_GUARD::B(D)
      • S(e);N_GUARD,SBLOCK,S_CUTB(g)::S(E)
      • P(f);N_GUARD,SBLOCK::S(E)
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).