MESON Chess Problem Database

Problem Display
PID: 187045 (3br1q1/p2ppb2/3k2N1/2R2Bnr/1N5R/8/Q7/2K3B1 w - - 0 1)

Seetharaman, Kalyan

The Problemist, 1977

3br1q1/p2ppb2/3k2N1/2R2Bnr/1N5R/8/Q7/2K3B1

#2

8 + 10

133 The Problemist Supplement 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Be6
      • 2.Qh2#
    • 1...Se6
      • 2.Qd5#
    • 1...e6
      • 2.Qd2#
  • Keys
    • 1.Qxa7!
      • threat
        • 2.Qxd7#
      • 1...Be6
        • 2.Bh2#
      • 1...Bc7
        • 2.Qxc7#
      • 1...Se6
        • 2.Rd5#
      • 1...e6
        • 2.Rd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(g);S_CUTP(f)::QAB(C)
    • S(a);S_CUTB(g)::QAR1(C)
    • P(f);S_CUTB(g)::QAR(C)
  • Actual
    • Q(C);XP(d)
    • Threat
      • QAR1(C),XP(e)
    • Vars
      • B(g);S_CUTP(f)::B(B)
      • B(h);N_GUARD::QAB1(C),XB(h)
      • S(a);S_CUTB(g)::R1(F)
      • P(f);S_CUTB(g)::R(E)
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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).