Problem Display
PID: 250000 (8/1pPK4/1p2p3/pP2R3/k1Bn4/1N1p4/P1NP4/n1BQ4 w - - 0 1)

Agapov, Igor Alexeyevich

Uralski Problemist, 2008

8/1pPK4/1p2p3/pP2R3/k1Bn4/1N1p4/P1NP4/n1BQ4

#3

11 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Saxb3
      • 2.Sxd4
        • 2...Kb4
          • 3.Qxb3#
    • 1...Sdxb3
      • 2.Sxa1
        • 2...Kb4
          • 3.Qxb3#
    • 1...Sxb5
      • 2.Bxb5#
  • Tries
    • 1.Scxd4?
      • threat
        • 2.Sxa1+
          • 2...Kb4
            • 3.Qb3#
        • 2.Sc5+
          • 2...Kb4
            • 3.Qa4#
      • 1...Kb4
        • 2.a3+
          • 2...Ka4
            • 3.Sxa1#
            • 3.Sc5#
          • 2...Kxc4
            • 3.c8Q#
            • 3.c8R#
      • 1...Sc2!
  • Keys
    • 1.a3!
      • threat
        • 2.c8S
          • threat
            • 3.Sxb6#
      • 1...Saxc2
        • 2.Sa1
          • 2...Sxb5
            • 3.Bb3#
            • 3.Bxb5#
          • 2...Se2
            • 3.Bb3#
          • 2...Sb3
            • 3.Bxb3#
          • 2...Sf3
            • 3.Bb3#
          • 2...Sf5
            • 3.Bb3#
          • 2...Sc6
            • 3.Bb3#
      • 1...Saxb3
        • 2.Sa1
          • 2...Sxb5
            • 3.Bxb3#
            • 3.Bxb5#
            • 3.Qxb3#
          • 2...Sc2
            • 3.Bxb3#
          • 2...Se2
            • 3.Bxb3#
            • 3.Qxb3#
          • 2...Sf3
            • 3.Bxb3#
            • 3.Qxb3#
          • 2...Sf5
            • 3.Bxb3#
            • 3.Qxb3#
          • 2...Sc6
            • 3.Bxb3#
            • 3.Qxb3#
      • 1...Sdxc2
        • 2.Sd4
          • 2...Sb3
            • 3.Bxb3#
      • 1...Sdxb3
        • 2.Sd4
          • 2...Sc2
            • 3.Bxb3#
      • 1...Sf3
        • 2.Sc5+
          • 2...bxc5
            • 3.Sxa1#
      • 1...Sc6
        • 2.Sc5+
          • 2...bxc5
            • 3.Sxa1#

FEATURES


NOT CLASSIFIED


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).