MESON Chess Problem Database

Problem Display
PID: 194888 (1K5n/5p2/3k4/3nR1N1/Bpp3N1/8/5Q1b/7b w - - 0 1)

de Barbieri, Vittorio

L'Italia Scacchistica, 1918

1K5n/5p2/3k4/3nR1N1/Bpp3N1/8/5Q1b/7b

#2

6 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Be4
      • 2.Sxe4#
    • 1...Sc3
      • 2.Qc5#
      • 2.Qf6#
    • 1...Se3
      • 2.Qf6#
    • 1...Sf4
      • 2.Qc5#
    • 1...Sb6
      • 2.Qc5#
      • 2.Qf6#
    • 1...Sf6
      • 2.Qc5#
      • 2.Qxf6#
    • 1...Sc7
      • 2.Qc5#
    • 1...Se7
      • 2.Qc5#
      • 2.Qf6#
    • 1...Sg6
      • 2.Sxf7#
    • 1...f5
      • 2.Re6#
    • 1...f6
      • 2.Re6#
  • Keys
    • 1.Se3!
      • threat
        • 2.Sxc4#
      • 1...Kc5
        • 2.Sf5#
      • 1...Kxe5
        • 2.Sxc4#
      • 1...Bxe5
        • 2.Sf5#
      • 1...Sxe3
        • 2.Qf6#
      • 1...Sb6
        • 2.Qf6#
      • 1...c3
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 6
  • Sets
    • B(a);N_GUARD::S(E),XB(a)
    • S(e);N_GUARD::QAR2(A)
    • S(e);::QAB1(A)
    • S(h);N_GUARD::S(E),XP(g)
    • P(g);N_GUARD::R1(D)
  • Actual
    • S(C);
    • Threat
      • S(C),XP(d)
    • Vars
      • K(f);P_PINR(D),P_SPINS(e),S_FLIGHT::QAB(A)+S(C)
      • K(f);S_FLIGHT,XR(D)::S(C),XP(d)
      • B(b);SBLOCK,XR(D)::S(C)
      • S(e);N_GUARD,XS(C)::QAR2(A)
      • S(e);N_GUARD::QAR2(A)
      • P(d);::S(C)
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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).