MESON Chess Problem Database

Problem Display
PID: 55946 (2BN2K1/p3p2N/Qp6/3P1Rp1/4k1r1/2P3p1/1n1P2p1/6n1 w - - 0 1)

Weiss, Berthold

8th Comm., Brisbane Courier, 1914-1915

2BN2K1/p3p2N/Qp6/3P1Rp1/4k1r1/2P3p1/1n1P2p1/6n1

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rf4
      • 2.Sxg5#
    • 1...Rh4
      • 2.Sxg5#
    • 1...Se2
      • 2.Qxe2#
    • 1...Sf3
      • 2.Qe2#
    • 1...Sh3
      • 2.Qe2#
    • 1...Sd1
      • 2.Qc4#
    • 1...Sd3
      • 2.Qc4#
    • 1...Sa4
      • 2.Qc4#
    • 1...Sc4
      • 2.Qxc4#
    • 1...e5
      • 2.Sf6#
  • Tries
    • 1.Sf7?
      • 1...Rf4
        • 2.Sfxg5#
        • 2.Shxg5#
      • 1...Sc4
        • 2.Qxc4#
      • 1...e5
        • 2.Sf6#
      • 1...e6
        • 2.Sd6#
      • 1...Rh4
        • 2.Sfxg5#
        • 2.Shxg5#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sf3
        • 2.Qe2#
      • 1...Sh3
        • 2.Qe2#
      • 1...Sd1
        • 2.Qc4#
      • 1...Sd3
        • 2.Qc4#
      • 1...Sa4
        • 2.Qc4#
      • 1...b5!
    • 1.Be6?
      • 1...Rf4
        • 2.Sxg5#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Rh4
        • 2.Sxg5#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sf3
        • 2.Qe2#
      • 1...Sh3
        • 2.Qe2#
      • 1...Sd1
        • 2.Qc4#
      • 1...Sd3
        • 2.Qc4#
      • 1...Sa4
        • 2.Qc4#
      • 1...b5!
  • Keys
    • 1.Sb7!
      • 1...Rf4
        • 2.Sxg5#
      • 1...Sc4
        • 2.Qxc4#
      • 1...b5
        • 2.Sc5#
      • 1...e5
        • 2.Sf6#
      • 1...e6
        • 2.Sd6#
      • 1...Rh4
        • 2.Sxg5#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sf3
        • 2.Qe2#
      • 1...Sh3
        • 2.Qe2#
      • 1...Sd1
        • 2.Qc4#
      • 1...Sd3
        • 2.Qc4#
      • 1...Sa4
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(f);N_GUARD::S(F),XP(g)
    • S(a);N_GUARD::QAR2(E),XS(a)
    • S(a);N_GUARD::QAR2(E)
    • S(b);N_GUARD::QAR2(E)
    • S(b);N_GUARD::QAR2(E),XS(b)
    • P(j);N_GUARD::S(F)
  • Tries
    • Try
      • S(H);
      • Vars
        • S(b);N_GUARD::QAR2(E),XS(b)
        • P(j);N_GUARD::S(F)
        • P(j);N_GUARD::S(H)
        • S(a);N_GUARD::QAR2(E),XS(a)
        • S(a);N_GUARD::QAR2(E)
        • S(b);N_GUARD::QAR2(E)
      • Refutation
        • P(h);
    • Try
      • B(G);
      • Vars
        • R(f);N_GUARD::S(F),XP(g)
        • S(b);N_GUARD::QAR2(E),XS(b)
        • S(a);N_GUARD::QAR2(E),XS(a)
        • S(a);N_GUARD::QAR2(E)
        • S(b);N_GUARD::QAR2(E)
      • Refutation
        • P(h);
  • Actual
    • S(H);
    • Vars
      • R(f);N_GUARD::S(F),XP(g)
      • S(b);N_GUARD::QAR2(E),XS(b)
      • P(h);N_GUARD::S(H)
      • P(j);N_GUARD::S(F)
      • P(j);N_GUARD::S(H)
      • S(a);N_GUARD::QAR2(E),XS(a)
      • S(a);N_GUARD::QAR2(E)
      • S(b);N_GUARD::QAR2(E)
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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).