MESON Chess Problem Database

Problem Display
PID: 205551 (8/1Q6/2pNN1K1/3k4/8/8/2P5/8 w - - 0 1)

Ianovcic, Anatole Felix

Revista de Sah, 1925

8/1Q6/2pNN1K1/3k4/8/8/2P5/8

#2

5 + 2

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sc4!
      • 1...Kxc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Qxc6#
      • 1...Kxe6
        • 2.Qf7#

Anticipated by 2576(1871), 4559(1879), 167298(1879), 51071(1880), 182361(1906), 194195(1917), 195099(1918), 22068(1924)

This anticipates 56805(1925), 231085(1927), 231139(1927), 60792(1929), 58199(1997)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Vars
      • K(a);N_SPINP(b),OGATEB,S_FLIGHT,XS(B)::QAB1(E)
      • K(a);S_FLIGHT::QAB(E),XP(b)
      • K(a);N_SPINP(b),OGATEB,S_FLIGHT,XS(C)::QAB1(E)
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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).