MESON Chess Problem Database

Problem Display
PID: 49958 (4R3/8/2P2pp1/1B3kp1/R4Pp1/KN4br/4P1n1/2n4b w - - 0 1)

Parrinello, Mario

Comm., Het Belgisch Schaakbord (L'Echiquier Belge), 1981-1982

4R3/8/2P2pp1/1B3kp1/R4Pp1/KN4br/4P1n1/2n4b

#2

8 + 10

5110 Bekroonde Problemen 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf4
      • 2.e4#
    • 1...Sa2
      • 2.Bd3#
    • 1...Sxe2
      • 2.Bd3#
    • 1...Sxb3
      • 2.Bd3#
    • 1...Sd3
      • 2.Bxd3#
    • 1...Sxf4
      • 2.Sd4#
  • Tries
    • 1.Ba6?
      • threat
        • 2.Bc8#
      • 1...Sxf4
        • 2.Sd4#
      • 1...gxf4
        • 2.Ra5#
      • 1...Rh7!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Be6#
      • 1...Kxf4
        • 2.Bd3#
      • 1...Bxf4
        • 2.e4#
      • 1...Sxf4
        • 2.Sd4#
      • 1...gxf4
        • 2.Ra5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(d);P_PINS(C),SBLOCK,XP(E)::P(A)
    • S(a);N_GUARD::B(F)
    • S(a);N_GUARD,XP(A)::B(F)
    • S(a);N_GUARD,XS(C)::B(F)
    • S(a);N_GUARD::B(F),XS(a)
    • S(c);SBLOCK,XP(E)::S(C)
  • Tries
    • Try
      • B(F);
      • Threat
        • B(F)
      • Vars
        • S(c);SBLOCK,XP(E)::S(C)
        • P(h);SBLOCK,XP(E)::R(D)
      • Refutation
        • R(e);
  • Actual
    • B(F);
    • Threat
      • B(F)
    • Vars
      • K(g);P-FLIGHT,XP(E)::R(D)+B(F)
      • B(d);P_PINS(C),SBLOCK,XP(E)::P(A)
      • S(c);SBLOCK,XP(E)::S(C)
      • P(h);SBLOCK,XP(E)::R(D)
HTML5 logo

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).