MESON Chess Problem Database

Problem Display
PID: 268587 (3b4/1NR1Np2/1Q3n2/3pk3/r3P3/p2p1PPb/K5p1/8 w - - 0 1)

Labai, Zoltan

2nd Prize, Volchek-50 JT, 2016

3b4/1NR1Np2/1Q3n2/3pk3/r3P3/p2p1PPb/K5p1/8

#2

8 + 10

17376 FIDE Album (2016-2018) 2022
6490 yacpdb 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4
      • 2.Qd6#
    • 1...Be6
      • 2.Sc6#
    • 1...Sxe4
      • 2.f4#
    • 1...dxe4
      • 2.Qd6#
      • 2.f4#
    • 1...d4
      • 2.Qd6#
  • Tries
    • 1.Sc5?
      • threat
        • 2.Sxd3#
      • 1...Kd4
        • 2.Sd7#
      • 1...Rd4
        • 2.f4#
      • 1...d2
        • 2.Sd3#
      • 1...dxe4!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sxf7#
      • 1...Ke6
        • 2.Sc4#
      • 1...Be6
        • 2.f4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(e);SBLOCK::QAB1(E)
    • B(d);SBLOCK::S(H)
    • S(h);SBLOCK,XP(D)::P(B)
    • P(f);::QAB1(E)
  • Tries
    • Try
      • S(F);
      • Threat
        • S(F),XP(c)
      • Vars
        • K(g);S_CUTB(d),S_CUTS(h),S_FLIGHT::QAB(E)+S(F)
        • R(e);SBLOCK::P(B)
        • P(c);::S(F)
      • Refutation
        • P(f);XP(D)
  • Actual
    • S(F);
    • Threat
      • S(F),XP(i)
    • Vars
      • K(g);P-FLIGHT,S_CUTP(f),S_CUTR(e)::QAR(E)+S(F)
      • B(d);SBLOCK::P(B)
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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).