MESON Chess Problem Database

Problem Display
PID: 109153 (8/2B5/8/2P5/2NkP3/8/2Q1K3/8 w - - 0 1)

Pawlowski, Tadeusz

Zadaniowiec, 1957

8/2B5/8/2P5/2NkP3/8/2Q1K3/8

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qb3?
      • 1...Kxe4
        • 2.Qd3#
      • 1...Kxc5!
    • 1.Qc3+?
      • 1...Kxe4
        • 2.Qe5#
        • 2.Qd3#
      • 1...Kxc5
        • 2.Sa3#
        • 2.Sd6#
      • 1...Kxc3!
  • Keys
    • 1.Qa4!
      • 1...Kc3
        • 2.Be5#
      • 1...Kxe4
        • 2.Se3#
      • 1...Kxc5
        • 2.Bb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT,XP(D)::QAB1(A)
      • Refutation
        • K(a);S_FLIGHT,XP(E)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::B(F)
      • K(a);P-FLIGHT,XP(D)::QAR(A)+S(C)
      • K(a);OGATEB,S_FLIGHT,XP(E)::B(F)
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).