MESON Chess Problem Database

Problem Display
PID: 178331 (8/KQ6/8/p7/k1N5/B2n4/8/8 w - - 0 1)

Speckmann, Werner

Berliner Morgenpost, 1980

8/KQ6/8/p7/k1N5/B2n4/8/8

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Sxa5!
      • 1...Kxa3
        • 2.Qb3#
      • 1...Kxa5
        • 2.Qa6#
      • 1...Sc1
        • 2.Qb4#
      • 1...Se1
        • 2.Qb4#
      • 1...Sb2
        • 2.Qb4#
      • 1...Sf2
        • 2.Qb4#
      • 1...Sb4
        • 2.Qxb4#
      • 1...Sf4
        • 2.Qb4#
      • 1...Sc5
        • 2.Qb4#
      • 1...Se5
        • 2.Qb4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);XP(c)
    • Vars
      • K(b);P-FLIGHT,XB(A)::QAR1(D)
      • K(b);OGATEB,P-FLIGHT,XS(B)::QAR1(D)
      • S(a);N_GUARD::QAR1(D)
      • S(a);N_GUARD::QAR1(D),XS(a)
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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).