MESON Chess Problem Database

Problem Display
PID: 203265 (1K6/2ppp3/1n1k4/1R6/8/8/8/2Q5 w - - 0 1)

Giobel, Bengt Rudolf

Tidskrift for Schack, 1924

1K6/2ppp3/1n1k4/1R6/8/8/8/2Q5

#2

3 + 5

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...e6
      • 2.Qc5#
  • Keys
    • 1.Qg5!
      • 1...Kc6
        • 2.Qc5#
      • 1...Ke6
        • 2.Qg6#
      • 1...Sa4
        • 2.Qd5#
      • 1...Sc4
        • 2.Qd5#
      • 1...Sd5
        • 2.Qxd5#
      • 1...Sa8
        • 2.Qd5#
      • 1...Sc8
        • 2.Qd5#
      • 1...c5
        • 2.Rxb6#
      • 1...c6
        • 2.Qe5#
      • 1...e5
        • 2.Qf6#
      • 1...e6
        • 2.Qc5#

This anticipates 142255(1990)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • P(e);SBLOCK::QAB1(A)
  • Actual
    • Q(A);
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • K(b);P-FLIGHT::QAR2(A)
      • S(a);N_GUARD::QAR1(A)
      • S(a);N_GUARD::QAR1(A),XS(a)
      • P(c);N_GUARD::R(B),XS(a)
      • P(c);SBLOCK::QAB1(A)
      • P(e);N_GUARD::QAR2(A)
      • P(e);SBLOCK::QAB1(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).