MESON Chess Problem Database

Problem Display
PID: 214587 (8/8/2R1P1R1/3r1N2/2B1k3/4PN2/4K3/7n w - - 0 1)

Barbe, Emanuel

Newark Sunday Call, 1879

8/8/2R1P1R1/3r1N2/2B1k3/4PN2/4K3/7n

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Sd6#
    • 1...Rb5
      • 2.Sd6#
    • 1...Rc5
      • 2.Sd6#
    • 1...Re5
      • 2.Sd6#
    • 1...Rd6
      • 2.Sxd6#
    • 1...Sf2
      • 2.Sg3#
    • 1...Sg3+
      • 2.Sxg3#
  • Keys
    • 1.Rc5!
      • 1...Rd2+
        • 2.Sxd2#
      • 1...Sg3+
        • 2.Sxg3#
      • 1...Kxf5
        • 2.Bd3#
      • 1...Rxc5
        • 2.Sd6#
      • 1...Rxf5
        • 2.Sd2#
        • 2.Bd3#
      • 1...Rd1
        • 2.Sg5#
        • 2.Re5#
        • 2.Rg4#
      • 1...Rd3
        • 2.Sg5#
        • 2.Bxd3#
        • 2.Re5#
        • 2.Rg4#
      • 1...Rd4
        • 2.Sg5#
        • 2.Re5#
        • 2.Rg4#
      • 1...Re5
        • 2.Sd6#
        • 2.Bd3#
        • 2.Rxe5#
      • 1...Rd6
        • 2.Sg5#
        • 2.Sxd6#
        • 2.Re5#
        • 2.Rg4#
      • 1...Rd7
        • 2.Sg5#
        • 2.Re5#
        • 2.Rg4#
      • 1...Rd8
        • 2.Sg5#
        • 2.Re5#
        • 2.Rg4#
      • 1...Sf2
        • 2.Sg3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • R(c);N_GUARD::S(E)
    • R(c);N_GUARD::S(E),XR(c)
    • S(a);N_GUARD::S(E)
    • S(a);CHECK,N_GUARD::S(E),XS(a)
  • Actual
    • R(F);
    • Vars
      • R(c);CHECK,N_GUARD::S(C),XR(c)
      • S(a);CHECK,N_GUARD::S(E),XS(a)
      • K(b);P_SPINR(c),S_FLIGHT,XS(E)::B(D)
      • R(c);N_GUARD,XR(F)::S(E)
      • S(a);N_GUARD::S(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).