MESON Chess Problem Database

Problem Display
PID: 166289 (bq2rR2/2b1n2K/6p1/R1B2NkN/7p/r1n4P/3PB3/Q7 w - - 0 1)

Myllyniemi, Matti Arvo

Suomen Shakki, 1948

bq2rR2/2b1n2K/6p1/R1B2NkN/7p/r1n4P/3PB3/Q7

#2

10 + 10

145 StrateGems 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Rc8
      • 2.Bxe7#
    • 1...Rd8
      • 2.Bxe7#
    • 1...Sb1
      • 2.Qf6#
    • 1...Sd1
      • 2.Qf6#
    • 1...Sa2
      • 2.Qf6#
    • 1...Sa4
      • 2.Qf6#
    • 1...Sb5
      • 2.Qf6#
  • Keys
    • 1.Sd6!
      • threat
        • 2.Be3#
      • 1...Sb5
        • 2.Qf6#
      • 1...Scd5
        • 2.Se4#
      • 1...Sed5
        • 2.Qg1#
      • 1...Sf5
        • 2.Sf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 6
  • Sets
    • R(j);N_GUARD::B(F),XS(g)
    • S(b);OGATE::QAB1(A)
  • Actual
    • S(G);
    • Threat
      • R(E)+B(F),DCHECK
    • Vars
      • S(b);OGATE::QAB1(A)
      • S(b);N_GUARD,S_CUTB(h)::S(G)
      • S(g);S_CUTB(h)::QAR(A)
      • S(g);SBLOCK::S(G)
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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).