MESON Chess Problem Database

Problem Display
PID: 39177 (4K3/8/3Np3/2ppk1P1/3N4/B7/1Q5P/8 w - - 0 1)

Lindner, Laszlo

Magyar Hirlap, 1931

4K3/8/3Np3/2ppk1P1/3N4/B7/1Q5P/8

#2

7 + 4

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd6
      • 2.Qb8#
  • Tries
    • 1.Sf3+?
      • 1...Kxd6
        • 2.Qb6#
      • 1...Kf4!
    • 1.Qc3?
      • 1...Kf4
        • 2.Qg3#
      • 1...cxd4
        • 2.Qg3#
      • 1...c4
        • 2.Qe3#
      • 1...Kxd6!
    • 1.Qe2+?
      • 1...Kxd4
        • 2.Sb5#
        • 2.Bb2#
      • 1...Kf4
        • 2.Sxe6#
        • 2.Bc1#
      • 1...Kxd6!
    • 1.Qf2?
      • 1...cxd4
        • 2.Qg3#
        • 2.Qf6#
      • 1...c4
        • 2.Sc6#
        • 2.Qe3#
        • 2.Qf6#
      • 1...Kxd6!
  • Keys
    • 1.Qb3!
      • 1...Kxd4
        • 2.Bb2#
      • 1...Kf4
        • 2.Qg3#
      • 1...Kxd6
        • 2.Qb8#
      • 1...cxd4
        • 2.Qg3#
      • 1...c4
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(c);OGATEB,P_SPINP(a),S_FLIGHT,XS(F)::QAB(A)
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(c);P_SPINP(a),S_FLIGHT,XS(F)::QAR2(A)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(c);S_FLIGHT::QAB1(A)
        • P(a);P_SPINP(a),SBLOCK,XS(D)::QAB(A)
        • P(a);::QAR2(A)
      • Refutation
        • K(c);P_SPINP(a),S_FLIGHT,XS(F)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(c);P_SPINP(a),S_FLIGHT,XS(F)
    • Try
      • Q(A);
      • Refutation
        • K(c);P_SPINP(a),S_FLIGHT,XS(F)
  • Actual
    • Q(A);
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(D)::B(C)
      • K(c);S_FLIGHT::QAB1(A)
      • K(c);OGATEB,P_SPINP(a),S_FLIGHT,XS(F)::QAB(A)
      • P(a);SBLOCK,XS(D)::QAB(A)
      • P(a);::QAR2(A)
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).