MESON Chess Problem Database

Problem Display
PID: 258693 (7Q/8/4n3/5N2/5n2/2Nk4/1K6/8 w - - 0 1)

Iuncu, Filaret

Buletin Problemistic, 1988

7Q/8/4n3/5N2/5n2/2Nk4/1K6/8

#2

4 + 3

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sc5
      • 2.Qd4#
    • 1...Sg5
      • 2.Qd4#
    • 1...Sc7
      • 2.Qd4#
    • 1...Sd8
      • 2.Qd4#
    • 1...Sf8
      • 2.Qd4#
  • Keys
    • 1.Qe5!
      • 1...Kd2
        • 2.Qe3#
      • 1...Kc4
        • 2.Qb5#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sg2
        • 2.Qe2#
      • 1...Sh3
        • 2.Qe2#
      • 1...Sd5
        • 2.Qe2#
      • 1...Sh5
        • 2.Qe2#
      • 1...Sg6
        • 2.Qe2#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sc5
        • 2.Qd4#
      • 1...Sg5
        • 2.Qd4#
      • 1...Sc7
        • 2.Qd4#
      • 1...Sg7
        • 2.Qd4#
      • 1...Sd8
        • 2.Qd4#
      • 1...Sf8
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::QAR1(D),XS(c)
    • S(c);N_GUARD::QAR1(D)
  • Actual
    • Q(D);
    • Vars
      • K(a);N_GUARD,P-FLIGHT::QAB1(D)
      • K(a);N_GUARD,S_FLIGHT::QAB1(D)
      • S(b);N_GUARD::QAB1(D),XS(b)
      • S(b);N_GUARD::QAB1(D)
      • S(c);N_GUARD::QAR1(D),XS(c)
      • S(c);N_GUARD::QAR1(D)
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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).