MESON Chess Problem Database

Problem Display
PID: 169873 (8/N1prp3/1pQbp1K1/R1nnk3/1p1q1p2/5p2/2r1bN2/B3R3 w - - 0 1)

Puig Ambros, Estanislao

2nd Prize, SEPA, 1945

8/N1prp3/1pQbp1K1/R1nnk3/1p1q1p2/5p2/2r1bN2/B3R3

#2

7 + 15

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Se4
      • 2.Sg4#
    • 1...Sc3
      • 2.Sg4#
    • 1...Se3
      • 2.Qe4#
    • 1...Sf6
      • 2.Sd3#
  • Keys
    • 1.Qa8!
      • threat
        • 2.Sc6#
      • 1...Sb3
        • 2.Qh8#
      • 1...Sd3
        • 2.Qh8#
      • 1...Sa4
        • 2.Qh8#
      • 1...Se4
        • 2.Sg4#
      • 1...Sa6
        • 2.Qh8#
      • 1...Sb7
        • 2.Qh8#
      • 1...Sc3
        • 2.Sg4#
      • 1...Se3
        • 2.Qe4#
      • 1...Sf6
        • 2.Sd3#
      • 1...c6
        • 2.Sxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(g);N_SPINB(b),P_SPINS(h),SBLOCK::S(C)
    • S(h);N_SPINQ(e),P_SPINS(g)::S(C)
    • S(h);N_SPINB(b),OGATE,P_SPINS(g)::QAR1(E)
    • S(h);P_SPINS(g)::S(C)
  • Actual
    • Q(E);
    • Threat
      • S(G)
    • Vars
      • S(g);P_SPINS(h)::QAB(E)
      • S(g);N_SPINB(b),P_SPINS(h),SBLOCK::S(C)
      • S(h);N_SPINQ(e),P_SPINS(g)::S(C)
      • S(h);N_SPINB(b),OGATE,P_SPINS(g)::QAR1(E)
      • S(h);P_SPINS(g)::S(C)
      • P(m);::S(G),XP(m)
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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).