MESON Chess Problem Database

Problem Display
PID: 269185 (1N5K/r1p2Rp1/3N4/1n2kP2/b1npP3/3p4/q1rP1QPb/8 w - - 0 1)

Chicco, Adriano

Schackvarlden, 1938

1N5K/r1p2Rp1/3N4/1n2kP2/b1npP3/3p4/q1rP1QPb/8

#2

9 + 12

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Qg3#
    • 1...Bg3
      • 2.Qxg3#
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qxh2#
      • 1...Kxd6
        • 2.Qe7#
      • 1...Scxd6
        • 2.Sd7#
      • 1...Sbxd6
        • 2.Re7#
      • 1...cxd6
        • 2.Sc6#
      • 1...Bg1
        • 2.Qg3#
      • 1...Bg3
        • 2.Qxg3#
      • 1...Bf4
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(c);N_GUARD::QAB(B)
    • B(c);N_GUARD::QAB(B),XB(c)
  • Actual
    • Q(B);
    • Threat
      • QAB(B),XB(c)
    • Vars
      • K(i);N_GUARD,S_FLIGHT,XS(F)::QAB1(B)
      • S(f);SBLOCK,XS(F)::S(H)
      • S(h);SBLOCK,XS(F)::R(G)
      • P(k);SBLOCK,XS(F)::S(H)
      • B(c);N_GUARD::QAB(B)
      • B(c);N_GUARD::QAB(B),XB(c)
      • B(c);SBLOCK::QAR2(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).