MESON Chess Problem Database

Problem Display
PID: 144883 (5bB1/1N1p1R2/8/7r/2R2Q1p/pk1N4/p6K/8 w - - 0 1)

Tylor, Christopher MB

Chess, 1955

5bB1/1N1p1R2/8/7r/2R2Q1p/pk1N4/p6K/8

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Sxa5#
    • 1...Rh6
      • 2.Sa5#
    • 1...Rh7
      • 2.Sa5#
    • 1...Rh8
      • 2.Sa5#
    • 1...Bc5
      • 2.Sa5#
    • 1...d5
      • 2.Sa5#
  • Keys
    • 1.Rc1!
      • threat
        • 2.Qc4#
      • 1...Bb4
        • 2.Qxb4#
      • 1...Rc5
        • 2.Qb4#
      • 1...Bd6
        • 2.Rf5#
      • 1...d5
        • 2.Sa5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • R(e);N_GUARD::S(E),XR(e)
    • R(e);N_GUARD::S(E)
    • B(g);S_CUTR(e)::S(E)
    • P(f);S_CUTR(e)::S(E)
  • Actual
    • R(C);
    • Threat
      • QAB1(D)
    • Vars
      • B(g);N_GUARD::QAR1(D),XB(g)
      • R(e);S_CUTB(g)::QAR1(D)
      • B(g);P_PINQ(D),S_CUTP(f)::B(G)+R(F)
      • P(f);S_CUTR(e)::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).