MESON Chess Problem Database

Problem Display
PID: 175597 (4R3/1p1p4/bB1k2p1/nP1B1prp/7P/p1N5/R5P1/1K6 w - - 0 1)

van Dijk, Johannes

Het Familieblad, 1900

4R3/1p1p4/bB1k2p1/nP1B1prp/7P/p1N5/R5P1/1K6

#2

9 + 10

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Bc5+?
      • 1...Kc7
        • 2.b6#
      • 1...Kxc5!
  • Keys
    • 1.Rd2!
      • threat
        • 2.Ba2#
        • 2.Bb3#
        • 2.Bf3#
        • 2.Bc4#
        • 2.Be4#
        • 2.Bc6#
        • 2.Bxb7#
        • 2.Bf7#
        • 2.Bg8#
      • 1...a2+
        • 2.Bxa2#
      • 1...Rxg2
        • 2.Bxg2#
      • 1...Bxb5
        • 2.Sxb5#
      • 1...Rg3
        • 2.Bf3#
      • 1...Rg4
        • 2.Be4#
      • 1...Sb3
        • 2.Bxb3#
      • 1...Sc4
        • 2.Bxc4#
      • 1...Sc6
        • 2.Bxc6#
      • 1...f4
        • 2.Se4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(H);CHECK
      • Vars
        • K(g);S_FLIGHT::P(F)
      • Refutation
        • K(g);S_FLIGHT,XB(H)
  • Actual
    • R(B);
    • Threat
      • DUALS(9)
    • Vars
      • P(a);CHECK::R(B)+B(G),XP(a)
      • R(d);OGATE,XP(C)::R(B)+B(G),XR(d)
      • B(f);XP(F)::S(D),XB(f)
      • R(d);::R(B)+B(G)
      • S(b);::R(B)+B(G),XS(b)
      • P(c);N_GUARD::S(D)
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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).