MESON Chess Problem Database

Problem Display
PID: 2472 (8/6Q1/8/1np1pp1K/N1P1kb1R/1n2B2R/3r4/8 w - - 0 1)

Laws, Benjamin Glover

HM., Milwaukee Sunday Telegraph, 0000

8/6Q1/8/1np1pp1K/N1P1kb1R/1n2B2R/3r4/8

#2

7 + 8

3316 Chess Problem Text Book 1887
2794 Terms & Themes of Chess Problems 1907

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Qg2#
    • 1...Sa1
      • 2.Sxc5#
    • 1...Sc1
      • 2.Sxc5#
    • 1...S3d4
      • 2.Sxc5#
    • 1...Sa5
      • 2.Sxc5#
  • Tries
    • 1.Qb7+?
      • 1...Rd5
        • 2.Qxd5#
      • 1...Kd3!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qxe5#
      • 1...Kxd4
        • 2.Rxf4#
      • 1...Rxd4
        • 2.Qg2#
      • 1...S3xd4
        • 2.Sxc5#
      • 1...S5xd4
        • 2.Sc3#
      • 1...cxd4
        • 2.Qb7#
      • 1...exd4
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • R(a);N_GUARD,SBLOCK::QAB(G)
    • S(b);N_GUARD::S(C),XP(f)
  • Tries
    • Try
      • Q(G);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAB1(G),XR(a)
      • Refutation
        • K(c);N_SPINB(d),S_FLIGHT
  • Actual
    • B(A);
    • Threat
      • QAR1(G),XP(g)
    • Vars
      • K(c);P-FLIGHT,P_SPINP(g),XB(A)::R(E),XB(d)
      • R(a);N_GUARD,SBLOCK,XB(A)::QAB(G)
      • S(b);N_GUARD,SBLOCK,XB(A)::S(C),XP(f)
      • S(e);N_GUARD,SBLOCK,XB(A)::S(C)
      • P(f);SBLOCK,XB(A)::QAB(G)
      • P(g);OGATEB,SBLOCK,XB(A)::QAR(G)
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).