MESON Chess Problem Database

Problem Display
PID: 214535 (8/8/3pPp1Q/4k3/4N3/3B1P2/4R3/4K3 w - - 0 1)

Ninde, JC

4th Prize, American Chess Journal, 1879

8/8/3pPp1Q/4k3/4N3/3B1P2/4R3/4K3

#2

7 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5
      • 2.Sd2#
      • 2.Sf2#
      • 2.Sc3#
      • 2.Sg3#
      • 2.Sc5#
      • 2.Sxd6#
      • 2.Sxf6#
      • 2.Qxf6#
    • 1...d5
      • 2.Qxf6#
  • Keys
    • 1.Qf8!
      • 1...Kd4
        • 2.Qxd6#
      • 1...Kf4
        • 2.Qxf6#
      • 1...Kd5
        • 2.Qxd6#
      • 1...Kf5
        • 2.Qxf6#
      • 1...Kxe6
        • 2.Sxf6#
      • 1...d5
        • 2.Qxf6#
      • 1...f5
        • 2.Qxd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK::QAB1(G),XP(c)
  • Actual
    • Q(G);
    • Vars
      • K(a);S_FLIGHT::QAR2(G),XP(b)
      • K(a);P_SPINP(c),S_FLIGHT::QAR2(G),XP(c)
      • K(a);P-FLIGHT::QAR1(G),XP(b)
      • K(a);P-FLIGHT,P_SPINP(c)::QAR1(G),XP(c)
      • K(a);P-FLIGHT,XP(F)::R(B)+S(E),XP(c)
      • P(b);SBLOCK::QAB1(G),XP(c)
      • P(c);SBLOCK::QAB1(G),XP(b)
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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).