MESON Chess Problem Database

Problem Display
PID: 102963 (8/4n3/1Np1p2N/2P1k3/5p1b/5P2/8/K5Q1 w - - 0 1)

Kofman, Rafael Moiseevich

Adeva Rui, 1925

8/4n3/1Np1p2N/2P1k3/5p1b/5P2/8/K5Q1

#2

6 + 6

6490 yacpdb 2009
9939 64 Shakhmatnoe obozrenie 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.Sd7#
    • 1...Be1
      • 2.Qg7#
    • 1...Bf2
      • 2.Qg7#
    • 1...Sd5
      • 2.Sd7#
    • 1...Sf5
      • 2.Sg4#
  • Keys
    • 1.Ka2!
      • threat
        • 2.Qa1#
      • 1...Kf6
        • 2.Sd7#
      • 1...Bf2
        • 2.Qg7#
      • 1...Be1
        • 2.Qg7#
      • 1...Sd5
        • 2.Sd7#
      • 1...Sf5
        • 2.Sg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::S(E)
    • B(b);N_GUARD::QAB(B)
    • S(f);SBLOCK::S(E)
    • S(f);SBLOCK::S(F)
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • QAB(B)
    • Vars
      • K(c);S_FLIGHT::S(E)
      • B(b);N_GUARD::QAB(B)
      • S(f);SBLOCK::S(E)
      • S(f);SBLOCK::S(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).