MESON Chess Problem Database

Problem Display
PID: 240467 (5Q2/8/8/8/6P1/8/5pP1/5Kbk w - - 0 1)

Parkhomenko, Nikolai A

Kudesnik, 1998

5Q2/8/8/8/6P1/8/5pP1/5Kbk

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qa3?
      • 1...Kh2
        • 2.Qh3#
      • 1...Bh2!
    • 1.Qe7?
      • 1...Kh2
        • 2.Qh4#
      • 1...Bh2!
    • 1.Qf6?
      • 1...Kh2
        • 2.Qh4#
      • 1...Bh2!
    • 1.Qa8?
      • 1...Bh2
        • 2.g3#
      • 1...Kh2!
    • 1.Qd8?
      • 1...Kh2
        • 2.Qh4#
      • 1...Bh2!
    • 1.g3?
      • 1...Bh2
        • 2.Qf3#
        • 2.Qa8#
      • 1...Kh2!
  • Keys
    • 1.Qf3!
      • 1...Kh2
        • 2.Qh3#
      • 1...Bh2
        • 2.g3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR1(D)
      • Refutation
        • B(a);
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • B(a);
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • B(a);
    • Try
      • Q(D);
      • Vars
        • B(a);SBLOCK::QAB(D)+P(B)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • B(a);
    • Try
      • P(B);
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(b);P-FLIGHT::QAR1(D)
      • B(a);SBLOCK::QAB(D)+P(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).