MESON Chess Problem Database

Problem Display
PID: 22336 (8/4r3/3Q4/5p2/4k3/4N3/4K3/8 w - - 0 1)

Jordan, Gunter

Freie Presse, 1993

8/4r3/3Q4/5p2/4k3/4N3/4K3/8

#2

3 + 3

6113 Problemschach-Jahrbuch (1993) 1994
2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Qb4#
    • 1...f4
      • 2.Qd5#
  • Tries
    • 1.Sg4?
      • threat
        • 2.Sf2#
        • 2.Sf6#
      • 1...Re5
        • 2.Qxe5#
      • 1...f4
        • 2.Qd3#
      • 1...Re6
        • 2.Sf2#
      • 1...Rf7
        • 2.Sf2#
        • 2.Qe5#
      • 1...fxg4!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Sd2#
      • 1...Re5
        • 2.Qxe5#
      • 1...f4
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK::QAR(C)
    • P(b);SBLOCK::QAB1(C)
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • R(c);N_GUARD::QAR1(C),XR(c)
        • P(b);SBLOCK::QAB1(C)
        • R(c);::S(B)
      • Refutation
        • P(b);XS(B)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • R(c);N_GUARD::QAR1(C),XR(c)
      • P(b);SBLOCK::QAB1(C)
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).