MESON Chess Problem Database

Problem Display
PID: 223433 (4r3/5N1B/8/8/5b1p/Q1N1qk1K/4b1R1/6B1 w - - 0 1)

Anonymous

Wilmington (Delaware) Sunday Morning Star, 1885

(First published on Sun Jul 12 1885)

4r3/5N1B/8/8/5b1p/Q1N1qk1K/4b1R1/6B1

#2

7 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sxe2!
      • threat
        • 2.Sd4#
        • 2.Rf2#
      • 1...Qxa3
        • 2.Sd4#
      • 1...Qb3
        • 2.Sd4#
      • 1...Qc3
        • 2.Sd4#
      • 1...Qd3
        • 2.Sd4#
      • 1...Re4
        • 2.Rf2#
      • 1...Rd8
        • 2.Rf2#
      • 1...Bh2
        • 2.Sg5#
        • 2.Rf2#
      • 1...Bg3
        • 2.Sg5#
      • 1...Be5
        • 2.Sg5#
        • 2.Rf2#
        • 2.Qxe3#
      • 1...Bg5
        • 2.Sxg5#
        • 2.Rf2#
      • 1...Bd6
        • 2.Sg5#
        • 2.Rf2#
      • 1...Bh6
        • 2.Rf2#
      • 1...Bc7
        • 2.Sg5#
        • 2.Rf2#
      • 1...Bb8
        • 2.Sg5#
        • 2.Rf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);P_PINQ(b),XB(a)
    • Threat
      • DUALS(2)
    • Vars
      • Q(b);N_SPINQ(b),XQ(C)::S(D)
      • Q(b);::S(D)
      • R(f);::R1(B)
      • B(d);N_GUARD::S(F)
      • B(d);::R1(B)
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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).