MESON Chess Problem Database

Problem Display
PID: 143356 (n7/3N2K1/n7/Q7/2kpp3/3r4/4B2b/2N5 w - - 0 1)

Tomasits, B

Magyar Sakkvilag, 1930

n7/3N2K1/n7/Q7/2kpp3/3r4/4B2b/2N5

#2

5 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Se5#
    • 1...Be5+
      • 2.Sxe5#
    • 1...Sb4
      • 2.Qc5#
    • 1...Sc5
      • 2.Qxc5#
    • 1...S6c7
      • 2.Qc5#
    • 1...Sb8
      • 2.Qc5#
    • 1...Sb6
      • 2.Sxb6#
    • 1...S8c7
      • 2.Sb6#
    • 1...e3
      • 2.Bxd3#
  • Keys
    • 1.Bg4!
      • threat
        • 2.Be6#
      • 1...Be5+
        • 2.Sxe5#
      • 1...Sb4
        • 2.Qc5#
      • 1...Sc5
        • 2.Qxc5#
      • 1...Rg3
        • 2.Se5#
      • 1...S6c7
        • 2.Qc5#
      • 1...Sb6
        • 2.Sxb6#
      • 1...S8c7
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::S(D)
    • B(a);CHECK,N_GUARD::S(D),XB(a)
    • S(f);N_GUARD::QAR1(C)
    • S(f);N_GUARD::QAR1(C),XS(f)
    • S(g);N_GUARD::S(D),XS(g)
    • S(g);N_GUARD::S(D)
    • P(e);N_GUARD::B(B),XR(b)
  • Actual
    • B(B);N_PINR(b)
    • Threat
      • B(B)
    • Vars
      • B(a);CHECK,N_GUARD::S(D),XB(a)
      • S(f);N_GUARD::QAR1(C)
      • S(f);N_GUARD::QAR1(C),XS(f)
      • R(b);P_PINB(B),S_CUTB(a)::S(D)
      • S(g);N_GUARD::S(D),XS(g)
      • S(g);N_GUARD::S(D)
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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).