MESON Chess Problem Database

Problem Display
PID: 172504 (8/8/7r/4P1kp/2Q4R/8/6K1/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2001

8/8/7r/4P1kp/2Q4R/8/6K1/8

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rg6
      • 2.Qf4#
  • Keys
    • 1.Qf7!
      • 1...Kxh4
        • 2.Qf4#
      • 1...Ra6
        • 2.Qxh5#
      • 1...Rb6
        • 2.Qxh5#
      • 1...Rc6
        • 2.Qxh5#
      • 1...Rd6
        • 2.Qxh5#
      • 1...Re6
        • 2.Qxh5#
      • 1...Rf6
        • 2.Qxh5#
        • 2.Qxf6#
      • 1...Rg6
        • 2.Qf4#
      • 1...Rh7
        • 2.Qf6#
      • 1...Rh8
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK::QAB1(B)
  • Actual
    • Q(B);
    • Vars
      • K(a);S_FLIGHT,XR(C)::QAR2(B)
      • R(c);N_GUARD::QAR1(B),XP(b)
      • R(c);SBLOCK::QAB1(B)
      • R(c);N_GUARD::QAB1(B)
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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).