MESON Chess Problem Database

Problem Display
PID: 9702 (2BR4/4KNp1/p5pb/5R2/r3k3/r7/1n1nP1P1/5N2 w - - 0 1)

Blake, Percy Francis

Manchester Weekly Times, 1908

2BR4/4KNp1/p5pb/5R2/r3k3/r7/1n1nP1P1/5N2

#2

8 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Sxd2#
    • 1...Be3
      • 2.Sg3#
    • 1...Bg5+
      • 2.Sxg5#
  • Keys
    • 1.e3!
      • threat
        • 2.Re5#
      • 1...Bg5+
        • 2.Sxg5#
      • 1...Rxe3
        • 2.Sxd2#
      • 1...Bxe3
        • 2.Sg3#
      • 1...gxf5
        • 2.Bb7#
      • 1...Rd4
        • 2.Rxd4#
      • 1...Ra5
        • 2.Rd4#
      • 1...Bf4
        • 2.Rxf4#
      • 1...Sd3
        • 2.Sd6#
      • 1...Sbc4
        • 2.Rd4#
      • 1...Sf3
        • 2.gxf3#
      • 1...Sdc4
        • 2.Rd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK,S_CUTB(h)::S(A),XS(b)
    • B(h);SBLOCK,S_CUTR(c)::S(A)
    • B(h);CHECK,N_GUARD::S(F),XB(h)
  • Actual
    • P(B);
    • Threat
      • R1(D)
    • Vars
      • B(h);CHECK,N_GUARD::S(F),XB(h)
      • R(c);SBLOCK,XP(B)::S(A),XS(b)
      • B(h);SBLOCK,XP(B)::S(A)
      • P(g);SBLOCK,XR(D)::B(G)
      • R(d);N_GUARD::R1(H),XR(d)
      • R(d);N_GUARD::R1(H)
      • B(h);N_GUARD::R1(D),XB(h)
      • S(a);SBLOCK::S(F)
      • S(a);S_CUTR(d)::R1(H)
      • S(b);OGATE::P(C),XS(b)
      • S(b);S_CUTR(d)::R1(H)
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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).