MESON Chess Problem Database

Problem Display
PID: 242255 (K2N4/2Rp2nB/1p4pr/3k4/N2ppq2/4PP2/3P2b1/bQ6 w - - 0 1)

Kisis, Imants J

Revista Romana de Sah, 1980

K2N4/2Rp2nB/1p4pr/3k4/N2ppq2/4PP2/3P2b1/bQ6

#2

9 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.Qxe4#
    • 1...d6
      • 2.Qb5#
  • Keys
    • 1.Qb5+!
      • 1...Kd6
        • 2.Rxd7#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • Q(e);N_GUARD,SBLOCK::QAB1(A),XP(d)
    • P(j);SBLOCK::QAR2(A)
  • Actual
    • Q(A);CHECK
    • Vars
      • K(f);P-FLIGHT::R1(F),XP(j)
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).