MESON Chess Problem Database

Problem Display
PID: 16014 (3B4/b2pN3/3k4/2Nr1p2/K4P2/8/5Q2/8 w - - 0 1)

Boyadzhiev, B

L'Italia Scacchistica, 2000

3B4/b2pN3/3k4/2Nr1p2/K4P2/8/5Q2/8

#2

6 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4+
      • 2.Qxd4#
  • Keys
    • 1.Qb2!
      • 1...Rd4+
        • 2.Qxd4#
      • 1...Kxc5
        • 2.Qb4#
      • 1...Rxc5
        • 2.Qf6#
      • 1...Bxc5
        • 2.Qf6#
      • 1...Rd1
        • 2.Qe5#
      • 1...Rd2
        • 2.Qe5#
      • 1...Rd3
        • 2.Qe5#
      • 1...Re5
        • 2.Qxe5#
      • 1...Bb6
        • 2.Qxb6#
      • 1...Bb8
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • R(a);CHECK,OGATEB::QAR2(A),XR(a)
  • Actual
    • Q(A);
    • Vars
      • R(a);CHECK,OGATEB::QAR2(A),XR(a)
      • K(c);OGATEB,S_FLIGHT,XS(D)::QAB1(A)
      • R(a);SBLOCK,XS(D)::QAR2(A)
      • B(d);SBLOCK,XS(D)::QAR2(A)
      • R(a);N_GUARD::QAB1(A)
      • R(a);N_GUARD::QAB1(A),XR(a)
      • B(d);N_GUARD::QAR2(A),XB(d)
      • B(d);N_GUARD::QAR2(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).