MESON Chess Problem Database

Problem Display
PID: 130610 (2r1n3/b2R4/5pK1/3NkB2/4n3/r5p1/3PN3/8 w - - 0 1)

Peccinini, C

Il Littorale, 1929

2r1n3/b2R4/5pK1/3NkB2/4n3/r5p1/3PN3/8

#2

6 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.d4#
    • 1...Bb8
      • 2.d4#
    • 1...Sc5
      • 2.d4#
  • Keys
    • 1.Sb4!
      • threat
        • 2.Rd5#
      • 1...Rd3
        • 2.Sxd3#
      • 1...Ra5
        • 2.Sd3#
      • 1...Rc5
        • 2.d4#
      • 1...Rd8
        • 2.Sc6#
      • 1...Sc3
        • 2.Sd3#
      • 1...S4d6
        • 2.Re7#
      • 1...S8d6
        • 2.Re7#
      • 1...Sc7
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 2
  • Sets
    • R(g);S_CUTB(f)::P(A)
    • B(f);N_GUARD::P(A)
    • S(c);S_CUTB(f)::P(A)
  • Actual
    • S(C);
    • Threat
      • R1(F)
    • Vars
      • R(a);N_GUARD::S(C),XR(a)
      • R(a);N_GUARD::S(C)
      • R(g);S_CUTB(f)::P(A)
      • R(g);N_GUARD::S(C)
      • S(c);S_CUTR(a)::S(C)
      • S(c);SBLOCK::R(F)
      • S(h);SBLOCK::R(F)
      • S(h);S_CUTR(g)::S(C)
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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).