MESON Chess Problem Database

Problem Display
PID: 44976 (6Q1/3N2nn/4p3/3R4/2r1k3/1Bp1N1P1/2p3P1/2R4K w - - 0 1)

Frankenstein, Edward Nathan

Source?, 0000

6Q1/3N2nn/4p3/3R4/2r1k3/1Bp1N1P1/2p3P1/2R4K

#2

9 + 7

3316 Chess Problem Text Book 1887
15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Sf5
      • 2.Qxe6#
    • 1...Sh5
      • 2.Qxe6#
    • 1...Se8
      • 2.Qxe6#
  • Keys
    • 1.Sf5!
      • 1...Kxd5
        • 2.Qa8#
      • 1...Sxf5
        • 2.Qxe6#
      • 1...exd5
        • 2.Bxc2#
      • 1...exf5
        • 2.Re1#
      • 1...Ra4
        • 2.Sc5#
        • 2.Re1#
      • 1...Rb4
        • 2.Sc5#
        • 2.Re1#
      • 1...Rd4
        • 2.Sc5#
      • 1...Rc5
        • 2.Sxc5#
        • 2.Re1#
      • 1...Rc6
        • 2.Re1#
      • 1...Rc7
        • 2.Re1#
      • 1...Rc8
        • 2.Re1#
      • 1...Sh5
        • 2.Qxe6#
      • 1...Se8
        • 2.Qxe6#
      • 1...Sg5
        • 2.Sf6#
      • 1...Sf6
        • 2.Sxf6#
      • 1...Sf8
        • 2.Sf6#
      • 1...e5
        • 2.Bxc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • S(f);N_GUARD::QAR2(I),XP(e)
  • Actual
    • S(E);
    • Vars
      • K(d);OGATEB,P_SPINP(e),P_SPINR(c),S_FLIGHT,XR(G)::QAB(I)
      • S(f);N_GUARD,XS(E)::QAR2(I),XP(e)
      • P(e);XR(G)::B(D),XP(a)
      • P(e);XS(E)::R(A)
      • R(c);N_GUARD::S(H)
      • R(c);::R(A)
      • S(f);N_GUARD::QAR2(I),XP(e)
      • S(g);N_GUARD::S(H)
      • S(g);N_GUARD::S(H),XS(g)
      • P(e);::B(D),XP(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).