Problem Display
PID: 179240 (1B6/Q2p2p1/8/p1r2p2/3kp3/N2p3B/1K6/3R2N1 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Phenix, 2013

1B6/Q2p2p1/8/p1r2p2/3kp3/N2p3B/1K6/3R2N1

#3

7 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qxc5#
    • 1...Kd5
      • 2.Qxd7#
    • 1...d2
      • 2.Rxd2+
        • 2...Ke3
          • 3.Sc4#
  • Tries
    • 1.Se2+?
      • 1...Kd5
        • 2.Qxd7#
      • 1...Ke3!
    • 1.Bd6?
      • threat
        • 2.Qxc5#
      • 1...d2
        • 2.Rxd2+
          • 2...Ke3
            • 3.Sc4#
        • 2.Qxc5+
          • 2...Kd3
            • 3.Bf1#
            • 3.Qc3#
      • 1...e3
        • 2.Bxf5
          • threat
            • 3.Rxd3#
            • 3.Qxc5#
          • 2...Kd5
            • 3.Qxc5#
        • 2.Qxc5+
          • 2...Ke4
            • 3.Bg2#
            • 3.Bxf5#
            • 3.Qc4#
            • 3.Qe5#
      • 1...Kd5!
    • 1.Rc1?
      • threat
        • 2.Qxc5#
      • 1...Ke3
        • 2.Qxc5+
          • 2...Kd2
            • 3.Sb1#
            • 3.Sc4#
            • 3.Qf2#
      • 1...d2
        • 2.Qxc5+
          • 2...Kd3
            • 3.Bf1#
            • 3.Rc3#
            • 3.Qc3#
      • 1...e3
        • 2.Rc4+
          • 2...Kd5
            • 3.Qxd7#
        • 2.Qxc5+
          • 2...Ke4
            • 3.Bg2#
            • 3.Bxf5#
            • 3.Rc4#
            • 3.Qc4#
            • 3.Qe5#
        • 2.Qxd7+
          • 2...Ke4
            • 3.Bg2#
          • 2...Rd5
            • 3.Rc4#
            • 3.Qa4#
      • 1...d6!
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qd6+
          • 2...Ke3
            • 3.Qxc5#
          • 2...Rd5
            • 3.Ba7#
      • 1...d2
        • 2.Rxd2+
          • 2...Ke3
            • 3.Sc4#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke3
            • 3.Qxc5#
          • 2...Rd5
            • 3.Ba7#
      • 1...e3
        • 2.Se2+
          • 2...Ke4
            • 3.Bg2#
          • 2...Kd5
            • 3.Bg2#
      • 1...d5
        • 2.Sc2+
          • 2...Kc4
            • 3.Qb3#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).