MESON Chess Problem Database

Problem Display
PID: 174978 (1b1Q4/8/2pPp2N/4k1Pp/2P5/3P4/4K3/6B1 w - - 0 1)

van Dijk, Johannes

Tijdschrift vd NSB, 1901

1b1Q4/8/2pPp2N/4k1Pp/2P5/3P4/4K3/6B1

#2

8 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Bh2#
    • 1...Bxd6
      • 2.Qf6#
  • Tries
    • 1.Ke3?
      • threat
        • 2.Bh2#
        • 2.d4#
      • 1...c5
        • 2.Bh2#
      • 1...Ba7+!
  • Keys
    • 1.d7!
      • threat
        • 2.Qxb8#
      • 1...Kf4
        • 2.Bh2#
      • 1...Kd6
        • 2.Sf7#
      • 1...Ba7
        • 2.Qc7#
      • 1...Bd6
        • 2.Qf6#
      • 1...Bc7
        • 2.Qxc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(A)
    • B(e);SBLOCK,XP(F)::QAB1(H)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • P(c);::B(A)
      • Refutation
        • B(e);CHECK
  • Actual
    • P(F);
    • Threat
      • QAB(H),XB(e)
    • Vars
      • K(a);S_FLIGHT::B(A)
      • K(a);S_FLIGHT::S(G)
      • B(e);N_GUARD::QAB(H)
      • B(e);SBLOCK::QAB1(H)
      • B(e);N_GUARD::QAB(H),XB(e)
HTML5 logo

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).