Problem Display
PID: 151628 (2n4b/1BPN4/1PRPP1N1/r2k1P1q/p5rp/3P1p2/6b1/3K2Q1 w - - 0 1)

Kuzovkov, Aleksandr S

HM., Probleemblad, 2013

2n4b/1BPN4/1PRPP1N1/r2k1P1q/p5rp/3P1p2/6b1/3K2Q1

#5

12 + 10


102 Probleemblad 2015

SOLUTION


  • SOUND
  • Keys
    • 1.Qf2!
      • threat
        • 2.Qa2+
          • 2...Kd4
            • 3.Rc4+
              • 3...Kxd3
                • 4.Qc2+
                  • 4...Ke3
                    • 5.Qd2#
      • 1...Rxg6
        • 2.Qa2+
          • 2...Kd4
            • 3.Rc4+
              • 3...Kxd3
                • 4.Be4+
                  • 4...Ke3
                    • 5.Qd2#
                • 4.Qc2+
                  • 4...Ke3
                    • 5.Re4#
                    • 5.Qd2#
            • 3.Qc4+
              • 3...Ke3
                • 4.Qe4+
                  • 4...Kf2
                    • 5.Qe1#
      • 1...Rb4
        • 2.Rc4+
          • 2...Kxd6
            • 3.Qd4+
              • 3...Bxd4
                • 4.Rc6+
                  • 4...Kd5
                    • 5.Sf4#
      • 1...Rb5
        • 2.Qa2+
          • 2...Kd4
            • 3.Rc4+
              • 3...Kxd3
                • 4.Qc2+
                  • 4...Ke3
                    • 5.Qd2#
          • 2...Rb3
            • 3.Rc5+
              • 3...Kd4
                • 4.Rd5+
                  • 4...Kc3
                    • 5.Qd2#
                  • 4...Ke3
                    • 5.Qd2#
                • 4.Qf2+
                  • 4...Kxd3
                    • 5.Qd2#
      • 1...Bb2
        • 2.Rc3+
          • 2...Kxd6
            • 3.Qd4+
              • 3...Rxd4
                • 4.Rc6+
                  • 4...Kd5
                    • 5.Sf6#
      • 1...a3
        • 2.Qa2+
          • 2...Kd4
            • 3.Rc4+
              • 3...Kxd3
                • 4.Qb3+
                  • 4...Bc3
                    • 5.Qxc3#
                • 4.Qc2+
                  • 4...Ke3
                    • 5.Qd2#

FEATURES


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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).