MESON Chess Problem Database

Problem Display
PID: 39652 (8/8/8/2K5/2P5/2k5/P1b2P2/2Q5 w - - 0 1)

Lindner, Laszlo

Magyar Sakkvilag, 1933

8/8/8/2K5/2P5/2k5/P1b2P2/2Q5

#2

5 + 2

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qe3#
  • Tries
    • 1.Kd5?
      • 1...Kd3
        • 2.Qe3#
      • 1...Kb4!
    • 1.Qe1+?
      • 1...Kd3
        • 2.Qe3#
      • 1...Kb2!
    • 1.a3?
      • 1...Kd3
        • 2.Qe3#
      • 1...Kb3!
    • 1.a4?
      • 1...Kd3
        • 2.Qe3#
      • 1...Kb3!
  • Keys
    • 1.Kb5!
      • 1...Kd3
        • 2.Qe3#
      • 1...Kd4
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINB(a),P-FLIGHT::QAR1(A)
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(b);N_SPINB(a),P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);N_SPINB(a),S_FLIGHT
    • Try
      • Q(A);CHECK,N_PINB(a)
      • Vars
        • K(b);P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • P(B);
      • Vars
        • K(b);N_SPINB(a),P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);N_SPINB(a),P-FLIGHT
    • Try
      • P(B);
      • Vars
        • K(b);N_SPINB(a),P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);N_SPINB(a),P-FLIGHT
  • Actual
    • K(E);P-FLIGHT
    • Vars
      • K(b);N_SPINB(a),P-FLIGHT::QAR1(A)
      • K(b);N_SPINB(a),S_FLIGHT::QAB1(A)
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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).