MESON Chess Problem Database

Problem Display
PID: 15411 (8/8/8/8/N7/kp6/3Q4/4K3 w - - 0 1)

Dombrovskis, Alfreds A

Shakhmaty, 1983

8/8/8/8/N7/kp6/3Q4/4K3

#2

3 + 2

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Qc3?
      • 1...Ka2
        • 2.Qb2#
      • 1...Kxa4!
    • 1.Qa5?
      • 1...b2
        • 2.Sc5#
      • 1...Ka2!
    • 1.Qd4?
      • 1...Ka2
        • 2.Qb2#
      • 1...b2!
  • Keys
    • 1.Sc5!
      • 1...b2
        • 2.Qa5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);P_PINP(b)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT,XS(C)
    • Try
      • Q(B);
      • Vars
        • P(b);SBLOCK::QAR(B)+S(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(B)
      • Refutation
        • P(b);
  • Actual
    • S(C);
    • Vars
      • P(b);SBLOCK::QAR2(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).