MESON Chess Problem Database

Problem Display
PID: 257734 (8/8/1K1N4/3N2n1/3k4/1b3P2/4Q3/n2r4 w - - 0 1)

Lancia, Ugo

Wiener Schachzeitung, 1936

8/8/1K1N4/3N2n1/3k4/1b3P2/4Q3/n2r4

#2

5 + 5

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5
      • 2.Sb5#
    • 1...Sxf3
      • 2.Qe4#
    • 1...Sh3
      • 2.Qe4#
    • 1...Se4
      • 2.Qxe4#
    • 1...Se6
      • 2.Qe4#
    • 1...Sf7
      • 2.Qe4#
    • 1...Sh7
      • 2.Qe4#
  • Keys
    • 1.f4!
      • 1...Kxd5
        • 2.Qe5#
      • 1...Bxd5
        • 2.Sb5#
      • 1...Rb1
        • 2.Qd2#
      • 1...Rc1
        • 2.Qd2#
      • 1...Re1
        • 2.Qd2#
      • 1...Rf1
        • 2.Qd2#
      • 1...Rg1
        • 2.Qd2#
      • 1...Rh1
        • 2.Qd2#
      • 1...Rd2
        • 2.Qxd2#
      • 1...Rd3
        • 2.Qe5#
      • 1...Ba2
        • 2.Qxd1#
      • 1...Bc2
        • 2.Qc4#
      • 1...Ba4
        • 2.Qc4#
      • 1...Bc4
        • 2.Qxc4#
      • 1...Sc2
        • 2.Qxd1#
      • 1...Sf3
        • 2.Qe4#
      • 1...Sh3
        • 2.Qe4#
      • 1...Se4
        • 2.Qxe4#
      • 1...Se6
        • 2.Qe4#
      • 1...Sf7
        • 2.Qe4#
      • 1...Sh7
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • B(c);SBLOCK,XS(C)::S(E)
    • S(e);N_GUARD,XP(B)::QAR1(A)
    • S(e);N_GUARD::QAR1(A)
    • S(e);N_GUARD::QAR1(A),XS(e)
  • Actual
    • P(B);
    • Vars
      • K(d);N_GUARD,P-FLIGHT,XS(C)::QAR1(A)
      • B(c);SBLOCK,XS(C)::S(E)
      • R(b);N_GUARD::QAR2(A)
      • R(b);N_GUARD::QAR2(A),XR(b)
      • R(b);SBLOCK::QAB1(A)
      • B(c);N_GUARD::QAR(A),XR(b)
      • B(c);N_GUARD::QAR1(A)
      • B(c);N_GUARD::QAR1(A),XB(c)
      • S(a);S_CUTB(c)::QAR(A),XR(b)
      • S(e);N_GUARD::QAR1(A)
      • S(e);N_GUARD::QAR1(A),XS(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).