MESON Chess Problem Database

Problem Display
PID: 214937 (8/1B1p4/7R/1p1N1p2/3k4/3N4/P2P4/3K4 w - - 0 1)

Curbera, Julio

SEPA, 1942

8/1B1p4/7R/1p1N1p2/3k4/3N4/P2P4/3K4

#2

7 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Se3?
      • threat
        • 2.Rd6#
      • 1...Kxd3
        • 2.Rd6#
      • 1...d6
        • 2.Rxd6#
      • 1...d5!
    • 1.Sb6?
      • threat
        • 2.Rd6#
      • 1...Kxd3
        • 2.Rd6#
      • 1...d6
        • 2.Rxd6#
      • 1...d5!
    • 1.Rh4+?
      • 1...Kxd3
        • 2.Sb4#
      • 1...f4!
  • Keys
    • 1.Rd6!
      • threat
        • 2.Se3#
        • 2.Sb6#
      • 1...Kxd3
        • 2.Se3#
        • 2.Sb6#
      • 1...Kc4
        • 2.Se3#
        • 2.Sb6#
      • 1...Ke4
        • 2.Sc3#
        • 2.Se3#
        • 2.S5b4#
        • 2.S5f4#
        • 2.Sb6#
        • 2.Sf6#
        • 2.Sc7#
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Threat
        • R(F)
      • Vars
        • K(a);P-FLIGHT,XS(D)::R(F)
        • P(d);::R(F),XP(d)
      • Refutation
        • P(d);
    • Try
      • S(E);
      • Threat
        • R(F)
      • Vars
        • K(a);P-FLIGHT,XS(D)::R(F)
        • P(d);::R(F),XP(d)
      • Refutation
        • P(d);
    • Try
      • R(F);CHECK
      • Vars
        • K(a);P-FLIGHT,XS(D)::S(E)
      • Refutation
        • P(c);P_SPINP(c)
  • Actual
    • R(F);
    • Threat
      • DUALS(2)
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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).