MESON Chess Problem Database

Problem Display
PID: 145551 (1b3Q2/1b5r/1N4rn/K4pq1/3PPkPP/8/5BR1/4R1N1 w - - 0 1)

Szoghy, Jozsef

Schach-Echo, 1937

1b3Q2/1b5r/1N4rn/K4pq1/3PPkPP/8/5BR1/4R1N1

#2

11 + 8

274 diagrammes 1974

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Sd5#
    • 1...Bxe4
      • 2.Be3#
    • 1...Bd5
      • 2.Sxd5#
    • 1...Ba6
      • 2.Sd5#
    • 1...Bc8
      • 2.Sd5#
    • 1...Sxg4
      • 2.Bg3#
  • Tries
    • 1.Qxb8+?
      • 1...Rd6
        • 2.Qxd6#
      • 1...Rc7!
  • Keys
    • 1.Qc5!
      • threat
        • 2.Qc1#
      • 1...Sxg4
        • 2.Bg3#
      • 1...fxe4
        • 2.Be3#
      • 1...fxg4
        • 2.Bg3#
      • 1...Rc6
        • 2.Sd5#
      • 1...Rc7
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • R(d);S_CUTB(f)::S(J)
    • B(f);SBLOCK,XP(F)::B(C)
    • B(f);N_GUARD::S(J),XB(f)
    • B(f);N_GUARD::S(J)
    • S(e);SBLOCK,XP(G)::B(C)
  • Tries
    • Try
      • Q(K);CHECK,N_PINP(b),XB(h)
      • Vars
        • R(d);N_GUARD,P_SPINR(d)::QAB(K),XR(d)
      • Refutation
        • R(g);P_SPINR(g)
  • Actual
    • Q(K);N_PINP(b)
    • Threat
      • QAB(K)
    • Vars
      • S(e);SBLOCK,XP(G)::B(C)
      • P(b);P_PINQ(K),SBLOCK,XP(F)::B(C)
      • P(b);P_PINQ(K),SBLOCK,XP(G)::B(C)
      • R(d);S_CUTB(f)::S(J)
      • R(g);S_CUTB(h)::QAB1(K)
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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).