MESON Chess Problem Database

Problem Display
PID: 224543 (7B/8/2p3pN/1r6/2Bnk1p1/4P3/2P3K1/b4N2 w - - 0 1)

von Hoene, HH

Nashville Daily American, 1888

7B/8/2p3pN/1r6/2Bnk1p1/4P3/2P3K1/b4N2

#2

7 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rd5
      • 2.Bd3#
  • Tries
    • 1.Kf2?
      • threat
        • 2.Sd2#
        • 2.Sg3#
      • 1...g3+
        • 2.Sxg3#
      • 1...Bc3
        • 2.Sg3#
      • 1...Se2
        • 2.Sd2#
      • 1...Sb3
        • 2.Sg3#
      • 1...Sf3
        • 2.Sg3#
      • 1...Sf5
        • 2.Sd2#
      • 1...Rf5+!
    • 1.Bxd4?
      • threat
        • 2.Sd2#
        • 2.Sg3#
      • 1...Bc3
        • 2.Sg3#
      • 1...g3
        • 2.Sd2#
        • 2.Sxg3#
      • 1...Bxd4!
  • Keys
    • 1.Sf7!
      • threat
        • 2.Sd6#
      • 1...Kf5
        • 2.Sg3#
      • 1...Rd5
        • 2.Bd3#
      • 1...Sf5
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(e);SBLOCK::B(E)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • P(d);CHECK::S(A),XP(d)
        • B(a);::S(A)
        • S(b);::S(A)
      • Refutation
        • R(e);CHECK
    • Try
      • B(G);XS(b)
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::S(A)
      • Refutation
        • B(a);XB(G)
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • K(c);S_FLIGHT::S(A)
      • R(e);SBLOCK::B(E)
      • S(b);SBLOCK,S_CUTR(e)::S(F)
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).