MESON Chess Problem Database

Problem Display
PID: 81204 (8/K7/2p5/8/3k1P2/8/N1B1Q3/8 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

StrateGems, 2002

8/K7/2p5/8/3k1P2/8/N1B1Q3/8

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...c5
      • 2.Qd3#
      • 2.Qe4#
  • Tries
    • 1.Bb3?
      • 1...Kc5
        • 2.Qe5#
      • 1...c5!
    • 1.Be4?
      • 1...c5
        • 2.Qd3#
      • 1...Kc5!
    • 1.Qe6?
      • 1...c5
        • 2.Qe4#
      • 1...Kc5!
  • Keys
    • 1.Bd3!
      • 1...Kc5
        • 2.Qe5#
      • 1...Kd5
        • 2.Qe5#
      • 1...c5
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Vars
        • P(b);SBLOCK::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • P(b);SBLOCK::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(a);S_FLIGHT::QAR2(C)
      • K(a);P-FLIGHT::QAR1(C)
      • P(b);SBLOCK::QAR1(C)
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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).