MESON Chess Problem Database

Problem Display
PID: 107602 (R4B2/nK5Q/6Bn/1p3p2/1N6/p7/1q1N4/k7 w - - 0 1)

Arnold, William E

Toronto Globe, 1882

R4B2/nK5Q/6Bn/1p3p2/1N6/p7/1q1N4/k7

#2

7 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qg7+
      • 2.Bxg7#
      • 2.Qxg7#
    • 1...Qh8
      • 2.Qxh8#
  • Keys
    • 1.Bg7!
      • 1...Qxg7+
        • 2.Qxg7#
      • 1...Qc3
        • 2.Bxc3#
      • 1...Qd4
        • 2.Bxd4#
      • 1...Qe5
        • 2.Bxe5#
      • 1...Qf6
        • 2.Bxf6#
      • 1...Sg4
        • 2.Qh1#
      • 1...Sf7
        • 2.Qh1#
      • 1...Sg8
        • 2.Qh1#
      • 1...Sc6
        • 2.Rxa3#
      • 1...Sc8
        • 2.Rxa3#
      • 1...a2
        • 2.Sc2#
      • 1...f4
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 1
  • Sets
    • Q(b);OGATEB::QAB(E),XQ(b)
  • Actual
    • B(G);P_PINQ(b)
    • Vars
      • Q(b);CHECK,N_SPINQ(b),OGATE,XB(G)::QAB(E),XQ(b)
      • Q(b);OGATEB::B(G),XQ(b)
      • S(f);OGATE::QAB1(E)
      • S(g);OGATE,P_SPINP(c)::R(F),XP(c)
      • P(c);SBLOCK::S(B)
      • P(e);::S(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).