MESON Chess Problem Database

Problem Display
PID: 164132 (Q5N1/7p/3Npp2/2P1k3/q1ppp3/5bPn/3B3K/8 w - - 0 1)

Elbaz, Mohamed Jamal

Best Problems, 2015

Q5N1/7p/3Npp2/2P1k3/q1ppp3/5bPn/3B3K/8

#2

7 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Qxe4#
    • 1...Be2
      • 2.Qxe4#
    • 1...Bg4
      • 2.Qxe4#
    • 1...Bh5
      • 2.Qxe4#
    • 1...Sg1
      • 2.Bf4#
    • 1...Sf2
      • 2.Bf4#
    • 1...Sf4
      • 2.Bxf4#
      • 2.gxf4#
    • 1...Sg5
      • 2.Bf4#
    • 1...d3
      • 2.Bc3#
    • 1...f5
      • 2.Sf7#
  • Keys
    • 1.Se7!
      • threat
        • 2.Sf7#
      • 1...d3
        • 2.Bc3#
      • 1...f5
        • 2.Qh8#
      • 1...Qe8
        • 2.Sxc4#
      • 1...Bh5
        • 2.Qxe4#
      • 1...Sg5
        • 2.Bf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • B(a);N_GUARD::QAR1(F),XP(f)
    • S(b);N_GUARD::B(A)
    • P(e);OGATEB::B(A)
    • P(i);SBLOCK::S(E)
  • Actual
    • S(G);
    • Threat
      • S(E)
    • Vars
      • P(e);OGATEB::B(A)
      • P(i);OGATEB::QAB(F)
      • Q(c);N_GUARD::S(E),XP(d)
      • B(a);N_GUARD::QAR1(F),XP(f)
      • S(b);N_GUARD::B(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).