MESON Chess Problem Database

Problem Display
PID: 255806 (8/8/8/1k6/p7/8/1K6/Q3B2B w - - 0 1)

Kirichenko, Anatoly Yakovlevich

Astafyeva-30 JT (Kudesnik), 2021

8/8/8/1k6/p7/8/1K6/Q3B2B

#2

4 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Qxa4+!
      • 1...Kxa4
        • 2.Bc6#
      • 1...Kc5
        • 2.Qb4#
      • 1...Kb6
        • 2.Qa5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);CHECK,XP(a)
    • Vars
      • K(b);N_GUARD,S_FLIGHT,XQ(A)::B(C)
      • K(b);N_GUARD,P-FLIGHT::QAB1(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).