MESON Chess Problem Database

Problem Display
PID: 54653 (8/b1r5/3NNp1q/3Pkr1p/5p2/B2pnBP1/KP1PR3/8 w - - 0 1)

Kidson, Frank

Illustrated London News, 1880

8/b1r5/3NNp1q/3Pkr1p/5p2/B2pnBP1/KP1PR3/8

#2

10 + 10

4760 200 Classic Chess Puzzles 1993

SOLUTION

  • SOUND
  • Sets
    • 1...Rg5
      • 2.gxf4#
    • 1...Rc1
      • 2.Sf7#
    • 1...Rc2
      • 2.Sf7#
    • 1...Rc3
      • 2.Sf7#
    • 1...Rc4
      • 2.Sxc4#
      • 2.Sf7#
    • 1...Rc5
      • 2.Sf7#
    • 1...Rc6
      • 2.Sf7#
    • 1...Rb7
      • 2.Sc4#
    • 1...Rd7
      • 2.Sc4#
    • 1...Re7
      • 2.Sc4#
    • 1...Rf7
      • 2.Sc4#
      • 2.Sxf7#
    • 1...Rg7
      • 2.Sc4#
    • 1...Rh7
      • 2.Sc4#
    • 1...Rc8
      • 2.Sf7#
    • 1...Bc5
      • 2.Sc4#
  • Keys
    • 1.Bc5!
      • threat
        • 2.Sc4#
      • 1...Rxc5
        • 2.Sf7#
      • 1...dxe2
        • 2.d4#
      • 1...Rg5
        • 2.gxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 11
  • Sets
    • R(e);N_GUARD,S_CUTQ(h)::P(G),XP(c)
    • R(j);N_GUARD::S(I)
    • R(j);N_GUARD,P_PINP(B)::S(I)
    • B(i);S_CUTR(j)::S(I)
  • Actual
    • B(E);
    • Threat
      • S(I)
    • Vars
      • R(j);N_GUARD,XB(E)::S(I)
      • P(a);N_SPINS(b),OGATE,XR(D)::P(C)
      • R(e);N_GUARD,S_CUTQ(h)::P(G),XP(c)
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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).