MESON Chess Problem Database

Problem Display
PID: 81215 (2R5/4b1n1/N4rnQ/1B3p2/R1P1kP2/4P2N/b3KBr1/8 w - - 0 1)

Bennett, Frederick

The Field, 1951

(First published on Sat Feb 3 1951)

2R5/4b1n1/N4rnQ/1B3p2/R1P1kP2/4P2N/b3KBr1/8

#2

11 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf2+
      • 2.Sxf2#
    • 1...Rh2
      • 2.Sg5#
    • 1...Rg5
      • 2.Sxg5#
    • 1...Rc6
      • 2.Bxc6#
    • 1...Rd6
      • 2.Sc5#
    • 1...Rf7
      • 2.Bc6#
    • 1...Rf8
      • 2.Bc6#
    • 1...Bc5
      • 2.Sxc5#
    • 1...Bd6
      • 2.Bc6#
    • 1...Bd8
      • 2.Sc5#
    • 1...Sxf4+
      • 2.Qxf4#
    • 1...Se6
      • 2.Bc6#
  • Keys
    • 1.Rd8!
      • threat
        • 2.Rd4#
      • 1...Rxf2+
        • 2.Sxf2#
      • 1...Bxc4+
        • 2.Rxc4#
      • 1...Sxf4+
        • 2.Qxf4#
      • 1...Bxd8
        • 2.Sc5#
      • 1...Rd6
        • 2.Sc5#
      • 1...Bc5
        • 2.Sxc5#
      • 1...Bd6
        • 2.Bc6#
      • 1...Se6
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • R(b);CHECK,XB(B)::S(D),XR(b)
    • R(b);N_GUARD::S(D)
    • R(b);N_GUARD,N_PINB(B)::S(D),XR(b)
    • R(e);N_GUARD::B(H),XR(e)
    • R(e);S_CUTB(g)::S(I)
    • R(e);N_GUARD::B(H)
    • B(g);N_GUARD::S(I),XB(g)
    • B(g);S_CUTR(e)::B(H)
    • B(g);N_GUARD::S(I)
    • S(f);CHECK,OGATE,XP(G)::QAR1(J),XS(f)
    • S(h);S_CUTR(e)::B(H)
  • Actual
    • R(K);
    • Threat
      • R1(K)
    • Vars
      • R(b);CHECK,XB(B)::S(D),XR(b)
      • B(a);CHECK,OGATE,P_SPINB(a),XP(F)::R(E),XB(a)
      • S(f);CHECK,OGATE,XP(G)::QAR1(J),XS(f)
      • B(g);N_GUARD,XR(K)::S(I)
      • R(e);S_CUTB(g)::S(I)
      • B(g);N_GUARD::S(I),XB(g)
      • B(g);S_CUTR(e)::B(H)
      • S(h);S_CUTR(e)::B(H)
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).