MESON Chess Problem Database

Problem Display
PID: 241269 (1BR4b/1K6/8/1p1k1B1N/7r/4P3/N2P4/3Rq3 w - - 0 1)

Han, Israel

Variantim, 2013

1BR4b/1K6/8/1p1k1B1N/7r/4P3/N2P4/3Rq3

#2

9 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Rh1
      • 2.Sb4#
      • 2.Sf4#
    • 1...Rh2
      • 2.Sb4#
      • 2.Sf4#
    • 1...Rh3
      • 2.Sb4#
      • 2.Sf4#
    • 1...Rb4
      • 2.Sxb4#
    • 1...Rd4
      • 2.Sc3#
    • 1...Rf4
      • 2.Sxf4#
    • 1...Rxh5
      • 2.Sb4#
    • 1...Bc3
      • 2.Sxc3#
    • 1...Bd4
      • 2.Sb4#
    • 1...Bf6
      • 2.Sxf6#
  • Keys
    • 1.d4!
      • threat
        • 2.Rc5#
      • 1...Rxd4
        • 2.Sf4#
      • 1...Bxd4
        • 2.Sf6#
      • 1...Qc3
        • 2.Sxc3#
      • 1...Qb4
        • 2.Sxb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • R(b);N_GUARD::S(B),XR(b)
    • R(b);S_CUTB(e)::S(B)
    • R(b);N_GUARD::S(F),XR(b)
    • R(b);N_GUARD,XS(F)::S(B)
    • B(e);N_GUARD::S(B),XB(e)
    • B(e);S_CUTR(b)::S(B)
    • B(e);N_GUARD::S(F),XB(e)
  • Actual
    • P(C);
    • Threat
      • R1(I)
    • Vars
      • R(b);N_GUARD,P_SPINR(b),XP(C)::S(F)
      • B(e);N_GUARD,P_SPINB(e),XP(C)::S(F)
      • Q(a);N_GUARD::S(B),XQ(a)
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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).