MESON Chess Problem Database

Problem Display
PID: 169233 (8/K7/8/4N3/kP6/3N4/2P1Q3/8 w - - 0 1)

Klipachev, Vladimir Panteleevich

6/11 Place, SuperProblem 181. TT, 2017

8/K7/8/4N3/kP6/3N4/2P1Q3/8

#2

6 + 1

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qf1?
      • 1...Ka3
        • 2.Qa1#
      • 1...Kb5!
    • 1.Qf3?
      • 1...Kb5
        • 2.Qc6#
      • 1...Ka3!
    • 1.Qg4?
      • 1...Kb5
        • 2.Qd7#
      • 1...Ka3!
    • 1.Qh5?
      • 1...Kb5
        • 2.Qe8#
      • 1...Ka3!
    • 1.Qe1?
      • 1...Ka3
        • 2.Qa1#
      • 1...Kb5!
    • 1.Qg2?
      • 1...Kb5
        • 2.Qc6#
      • 1...Ka3!
    • 1.Qe4?
      • 1...Kb5
        • 2.Qc6#
      • 1...Ka3!
  • Keys
    • 1.Qd1!
      • 1...Ka3
        • 2.Qa1#
      • 1...Kb5
        • 2.c4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAB(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(B);
    • Vars
      • K(a);P-FLIGHT::QAR2(B)
      • K(a);S_FLIGHT::P(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).