MESON Chess Problem Database

Problem Display
PID: 78123 (4R3/1Q5b/8/8/B4r2/7r/1pPPRn2/1K1k2b1 w - - 0 1)

Rice, John Michael

The Tablet, 1957

(First published on Sat May 25 1957)

4R3/1Q5b/8/8/B4r2/7r/1pPPRn2/1K1k2b1

#2

7 + 7

15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.c3#
    • 1...Bxc2+
      • 2.Bxc2#
    • 1...Sd3
      • 2.c4#
  • Keys
    • 1.Qg2!
      • threat
        • 2.Qf1#
        • 2.Qxg1#
      • 1...Bxc2+
        • 2.Bxc2#
      • 1...Re3
        • 2.Qf1#
      • 1...Re4
        • 2.Qf1#
      • 1...Be4
        • 2.Qf1#
      • 1...Rh1
        • 2.Qf1#
      • 1...Rg3
        • 2.Qf1#
      • 1...Rg4
        • 2.Qf1#
      • 1...Bh2
        • 2.Qf1#
      • 1...Sh1
        • 2.Re1#
      • 1...Sd3
        • 2.c4#
      • 1...Se4
        • 2.c3#
      • 1...Sg4
        • 2.Re1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • R(f);N_PINP(B)::B(E)+P(B)
    • B(g);CHECK,OGATE,P_SPINB(g),XP(B)::B(E),XB(g)
    • S(d);N_PINP(B)::B(E)+P(B)
  • Actual
    • Q(F);
    • Threat
      • DUALS(2)
    • Vars
      • B(g);CHECK,OGATE,P_SPINB(g),XP(B)::B(E),XB(g)
      • R(e);::QAR2(F)
      • R(f);N_PINP(B)::QAR2(F)
      • B(g);::QAR2(F)
      • R(f);::QAR2(F)
      • B(b);::QAR2(F)
      • S(d);::R1(D)
      • S(d);N_PINP(B)::B(E)+P(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).