MESON Chess Problem Database

Problem Display
PID: 115149 (8/4bRn1/n1Pk4/3P4/N7/N1P2Bp1/4K3/7Q w - - 0 1)

Bernard, Henry D'Oyly

Northern Whig, 1897

8/4bRn1/n1Pk4/3P4/N7/N1P2Bp1/4K3/7Q

#2

9 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Sc4#
    • 1...Bh4
      • 2.Sc4#
    • 1...Bg5
      • 2.Sc4#
    • 1...Bf6
      • 2.Sc4#
    • 1...Bd8
      • 2.Sc4#
    • 1...Bf8
      • 2.Sc4#
    • 1...Sc7
      • 2.Sc4#
    • 1...g2
      • 2.Qh2#
  • Keys
    • 1.Qh8!
      • 1...Ke5
        • 2.Sc4#
      • 1...Kc7
        • 2.Sb5#
      • 1...Sb4
        • 2.Qb8#
      • 1...Bh4
        • 2.Sc4#
      • 1...Bg5
        • 2.Sc4#
      • 1...Bf6
        • 2.Sc4#
      • 1...Bd8
        • 2.Sc4#
      • 1...Bf8
        • 2.Sc4#
      • 1...Sc5
        • 2.Qb8#
      • 1...Sc7
        • 2.Sc4#
      • 1...Sb8
        • 2.Qxb8#
      • 1...Sf5
        • 2.Sb5#
      • 1...Sh5
        • 2.Sb5#
      • 1...Se6
        • 2.Sb5#
      • 1...Se8
        • 2.Sb5#
      • 1...g2
        • 2.Qh2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::S(C)
    • B(d);::S(C)
    • S(b);SBLOCK::S(C)
    • P(a);OGATEB::QAB(A)
  • Actual
    • Q(A);
    • Vars
      • K(c);P_SPINS(e),S_FLIGHT::S(C)
      • K(c);P_SPINB(d),S_FLIGHT::S(C)
      • S(b);N_GUARD::QAB(A)
      • B(d);::S(C)
      • S(b);SBLOCK::S(C)
      • S(b);N_GUARD::QAB(A),XS(b)
      • S(e);::S(C)
      • P(a);OGATEB::QAB(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).