MESON Chess Problem Database

Problem Display
PID: 184233 (8/2N5/1P6/3Q4/qk5K/8/1P2B3/8 w - - 0 1)

Nagovitsin, Eduard Nikolaevich

Kudesnik, 2018

8/2N5/1P6/3Q4/qk5K/8/1P2B3/8

#2

6 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Qd1
      • 2.Qb5#
    • 1...Qc2
      • 2.Qb5#
    • 1...Qb3
      • 2.Qb5#
    • 1...Qb5
      • 2.Qxb5#
    • 1...Qa1
      • 2.Qb5#
    • 1...Qa2
      • 2.Qb5#
    • 1...Qa3
      • 2.Qb5#
    • 1...Qa5
      • 2.Qc4#
    • 1...Qa7
      • 2.Qb5#
    • 1...Qa8
      • 2.Qb5#
  • Keys
    • 1.Bd1!
      • 1...Qxd1
        • 2.Qb5#
      • 1...Qc2
        • 2.Qb5#
      • 1...Qb3
        • 2.Qb5#
      • 1...Qb5
        • 2.Qxb5#
      • 1...Qc6
        • 2.Sa6#
      • 1...Qd7
        • 2.Sa6#
      • 1...Qe8
        • 2.Sa6#
      • 1...Qa1
        • 2.Qb5#
      • 1...Qa2
        • 2.Qb5#
      • 1...Qa3
        • 2.Qb5#
      • 1...Qa5
        • 2.Qd4#
      • 1...Qa6
        • 2.Sxa6#
      • 1...Qa7
        • 2.Qb5#
      • 1...Qa8
        • 2.Qb5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • Q(a);N_GUARD::QAR1(D)
    • Q(a);N_GUARD,SBLOCK::QAR1(D)
    • Q(a);N_GUARD::QAR1(D),XQ(a)
    • Q(a);SBLOCK::QAR1(D)
  • Actual
    • B(B);
    • Vars
      • Q(a);N_GUARD,XB(B)::QAR1(D)
      • Q(a);N_GUARD::QAR1(D)
      • Q(a);N_GUARD::QAR1(D),XQ(a)
      • Q(a);N_GUARD::S(F)
      • Q(a);SBLOCK::QAR2(D)
      • Q(a);N_GUARD::S(F),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).