MESON Chess Problem Database

Problem Display
PID: 187945 (8/3kP3/P5P1/8/6K1/B7/8/Q7 w - - 0 1)

Gold, Zsigmund

Pesti Naplo, 1910

8/3kP3/P5P1/8/6K1/B7/8/Q7

#2

6 + 1

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qb2?
      • 1...Kc6
        • 2.Qb7#
      • 1...Kc7
        • 2.Qb7#
      • 1...Kc8
        • 2.Qb7#
      • 1...Ke8
        • 2.Qb5#
      • 1...Ke6!
    • 1.Qc3?
      • 1...Ke8
        • 2.Qc6#
        • 2.Qc8#
      • 1...Ke6!
    • 1.Qe5?
      • threat
        • 2.e8Q#
      • 1...Kc8
        • 2.e8Q#
      • 1...Ke8
        • 2.Qb5#
      • 1...Kc6!
    • 1.Qc1?
      • 1...Ke8
        • 2.Qc6#
        • 2.Qc8#
      • 1...Ke6!
    • 1.Qh1?
      • 1...Kc7
        • 2.Qb7#
      • 1...Kc8
        • 2.Qb7#
      • 1...Ke8
        • 2.Qc6#
      • 1...Ke6!
  • Keys
    • 1.Qb1!
      • 1...Kc6
        • 2.Qb7#
      • 1...Ke6
        • 2.Qf5#
      • 1...Kc7
        • 2.Qb7#
      • 1...Kc8
        • 2.Qb7#
      • 1...Ke8
        • 2.Qb5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
        • K(a);P-FLIGHT::QAR1(A)
        • K(a);S_FLIGHT::QAB(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • P=Q
      • Vars
        • K(a);S_FLIGHT::P=Q
        • K(a);S_FLIGHT::QAB(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
        • K(a);S_FLIGHT::QAB1(A)
        • K(a);S_FLIGHT::QAB(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • K(a);P-FLIGHT::QAR1(A)
      • K(a);S_FLIGHT::QAB(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).