MESON Chess Problem Database

Problem Display
PID: 31732 (1N5K/8/4n2R/3k1p2/2n2P2/4B3/4BP2/6Q1 w - - 0 1)

Rowland, Frideswide F (Mrs TB, nee Beechey)

English Mechanic and World of Science, 0000

1N5K/8/4n2R/3k1p2/2n2P2/4B3/4BP2/6Q1

#2

8 + 4

3467 Chess Blossoms 1883

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qh1#
      • 2.Qg2#
    • 1...Sc7
      • 2.Bf3#
      • 2.Qh1#
      • 2.Qg2#
    • 1...Sg7
      • 2.Bf3#
      • 2.Qh1#
      • 2.Qg2#
    • 1...Sd8
      • 2.Bf3#
      • 2.Qh1#
      • 2.Qg2#
    • 1...Sf8
      • 2.Bf3#
      • 2.Qh1#
      • 2.Qg2#
  • Tries
    • 1.Qd1+?
      • 1...Ke4
        • 2.Bf3#
        • 2.Qh1#
        • 2.Qd3#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sd2!
  • Keys
    • 1.Qg7!
      • 1...Ke4
        • 2.Qg2#
        • 2.Qb7#
      • 1...Kd6
        • 2.Qd7#
      • 1...Sxe3
        • 2.Qe5#
      • 1...Sxf4
        • 2.Bf3#
        • 2.Qd4#
      • 1...Sxg7
        • 2.Bf3#
      • 1...Sb2
        • 2.Qe5#
      • 1...Sd2
        • 2.Qe5#
      • 1...Sa3
        • 2.Qe5#
      • 1...Sa5
        • 2.Qe5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sb6
        • 2.Qe5#
      • 1...Sd6
        • 2.Qe5#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sc5
        • 2.Qd4#
      • 1...Sg5
        • 2.Qd4#
        • 2.Qb7#
      • 1...Sc7
        • 2.Bf3#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Sd8
        • 2.Bf3#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Sf8
        • 2.Bf3#
        • 2.Qd4#
        • 2.Qg2#
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • S(d);N_GUARD,P_SPINS(d)::QAR1(A),XS(d)
      • Refutation
        • S(a);P_SPINS(a)
  • Actual
    • Q(A);
    • Vars
      • K(b);P-FLIGHT,P_SPINS(d)::QAR1(A)
      • S(a);N_GUARD,XB(D)::QAR1(A)
      • S(d);XQ(A)::B(B)
      • S(a);N_GUARD::QAR1(A)
      • S(a);N_GUARD::QAR1(A),XS(a)
      • S(d);N_GUARD::QAR1(A),XS(d)
      • S(d);N_GUARD::QAR1(A)
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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).