MESON Chess Problem Database

Problem Display
PID: 247519 (k7/2Q1KB2/4p3/1p5r/6n1/5n1R/8/2B1r1R1 w - - 0 1)

Fokin, Yuri Georgievich

Zadachi i Etyudi, 2003

k7/2Q1KB2/4p3/1p5r/6n1/5n1R/8/2B1r1R1

#2

6 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.Rh8#
    • 1...Re5
      • 2.Rh8#
    • 1...Rf5
      • 2.Rh8#
    • 1...Rh8
      • 2.Rxh8#
    • 1...Sxg1
      • 2.Ra3#
    • 1...Sd2
      • 2.Ra3#
    • 1...Sfh2
      • 2.Ra3#
    • 1...Sd4
      • 2.Ra3#
    • 1...Sh4
      • 2.Ra3#
    • 1...Sfe5
      • 2.Ra3#
    • 1...Sg5
      • 2.Ra3#
    • 1...Sf2
      • 2.Rg8#
    • 1...Sgh2
      • 2.Rg8#
    • 1...Se3
      • 2.Rg8#
    • 1...Sge5
      • 2.Rg8#
    • 1...e5
      • 2.Bd5#
  • Keys
    • 1.Bf4!
      • threat
        • 2.Qb8#
      • 1...Ree5
        • 2.Ra1#
      • 1...Rhe5
        • 2.Rh8#
      • 1...Rh8
        • 2.Rxh8#
      • 1...Sfe5
        • 2.Ra3#
      • 1...Sge5
        • 2.Rg8#
      • 1...e5
        • 2.Bd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 11
  • Sets
    • R(e);OGATE::R(C)
    • R(e);OGATE::R(C),XR(e)
    • S(b);OGATE,XR(B)::R(C)
    • S(b);OGATE::R(C)
    • S(c);OGATE::R(B)
    • P(f);OGATE::B(F)
  • Actual
    • B(A);
    • Threat
      • QAR1(D)
    • Vars
      • R(a);OGATE::R(B)
      • R(e);OGATE::R(C)
      • R(e);OGATE::R(C),XR(e)
      • S(b);OGATE::R(C)
      • S(c);OGATE::R(B)
      • P(f);OGATE::B(F)
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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).