MESON Chess Problem Database

Problem Display
PID: 242392 (5n2/2BBKR2/1r1p1Np1/Rbb1k1p1/1N2n3/2Pp2r1/8/5Q2 w - - 0 1)

Szoghy, Jozsef

Brisbane Courier, 1933

5n2/2BBKR2/1r1p1Np1/Rbb1k1p1/1N2n3/2Pp2r1/8/5Q2

#2

9 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Sg4#
    • 1...Rf3
      • 2.Sg4#
    • 1...Rh3
      • 2.Sg4#
    • 1...Rg4
      • 2.Sxg4#
    • 1...Be3
      • 2.Sxd3#
  • Tries
    • 1.Qe2?
      • threat
        • 2.Qxe4#
      • 1...Kf4
        • 2.Qxe4#
      • 1...Re3
        • 2.Sg4#
      • 1...Rg4
        • 2.Sxg4#
      • 1...Bc6
        • 2.Bxd6#
      • 1...Be3
        • 2.Sxd3#
      • 1...dxe2!
  • Keys
    • 1.Qe1!
      • threat
        • 2.Qxe4#
      • 1...Kf4
        • 2.Qxe4#
      • 1...Re3
        • 2.Sg4#
      • 1...Rg4
        • 2.Sxg4#
      • 1...Bc6
        • 2.Bxd6#
      • 1...Be3
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • R(b);N_GUARD::S(E)
    • R(b);N_GUARD::S(E),XR(b)
    • B(e);P_SPINB(d),S_CUTR(b)::S(C),XP(a)
  • Tries
    • Try
      • Q(A);P_PINS(c)
      • Threat
        • QAR1(A),XS(c)
      • Vars
        • K(f);N_SPINS(c),S_FLIGHT::QAR1(A),XS(c)
        • R(b);N_GUARD,N_SPINS(c)::S(E)
        • R(b);N_GUARD::S(E),XR(b)
        • B(d);P_SPINB(e),S_CUTR(h)::B(F),XP(i)
        • B(e);N_SPINS(c),P_SPINB(d),S_CUTR(b)::S(C),XP(a)
      • Refutation
        • P(a);N_SPINS(c),XQ(A)
  • Actual
    • Q(A);P_PINS(c)
    • Threat
      • QAR1(A),XS(c)
    • Vars
      • K(f);N_SPINS(c),S_FLIGHT::QAR1(A),XS(c)
      • R(b);N_GUARD,N_SPINS(c)::S(E)
      • R(b);N_GUARD::S(E),XR(b)
      • B(d);P_SPINB(e),S_CUTR(h)::B(F),XP(i)
      • B(e);N_SPINS(c),P_SPINB(d),S_CUTR(b)::S(C),XP(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).