MESON Chess Problem Database

Problem Display
PID: 193923 (3N4/8/7P/1kpK4/8/p7/P7/4B2Q w - - 0 1)

Wastl, Rudolf

Pesti Naplo, 1916

3N4/8/7P/1kpK4/8/p7/P7/4B2Q

#2

6 + 3

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Kd6?
      • 1...Ka4
        • 2.Qc6#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kb6
        • 2.Qb7#
      • 1...c4
        • 2.Qc6#
      • 1...Kc4!
    • 1.Ke6?
      • 1...Ka4
        • 2.Qc6#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kb6
        • 2.Qb7#
      • 1...c4
        • 2.Qc6#
      • 1...Kc4!
  • Keys
    • 1.Ke5!
      • 1...Ka4
        • 2.Qc6#
      • 1...Kc4
        • 2.Qf1#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kb6
        • 2.Qb7#
      • 1...c4
        • 2.Qc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB(B)
        • K(b);S_FLIGHT::QAB1(B)
        • K(b);P-FLIGHT::QAR1(B)
        • P(c);::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB(B)
        • K(b);S_FLIGHT::QAB1(B)
        • K(b);P-FLIGHT::QAR1(B)
        • P(c);::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • K(b);S_FLIGHT::QAB(B)
      • K(b);S_FLIGHT::QAB1(B)
      • K(b);P-FLIGHT::QAR1(B)
      • P(c);::QAB1(B)
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).