Problem Display
PID: 213782 (6Q1/r2p4/p2P4/Kpp1p3/4k1B1/PpP2RpP/2b1r1p1/8 w - - 0 1)

Malakhov, Nikolai Konstantinovich

2nd Prize, Shakhmatny Listok, 1928

6Q1/r2p4/p2P4/Kpp1p3/4k1B1/PpP2RpP/2b1r1p1/8

#3

8 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Ra8
      • 2.Qxa8#
    • 1...b4
      • 2.Qc4#
  • Tries
    • 1.Qa8+?
      • 1...Rb7
        • 2.Qxb7#
      • 1...Rxa8!
    • 1.c4?
      • threat
        • 2.Qd5#
      • 1...Kd4
        • 2.Qd5#
      • 1...bxc4
        • 2.Qxc4#
      • 1...Rd2!
  • Keys
    • 1.Qf7!
      • threat
        • 2.Bh5
          • threat
            • 3.Bg6#
      • 1...Re3
        • 2.Bf5+
          • 2...Kxf3
            • 3.Bd3#
      • 1...g1S
        • 2.Bh5
          • threat
            • 3.Bg6#
          • 2...Sxf3
            • 3.Qxf3#
      • 1...Rd2
        • 2.Re3+
          • 2...Kxe3
            • 3.Qf3#
      • 1...Rf2
        • 2.Bh5
          • threat
            • 3.Bg6#
          • 2...Rxf3
            • 3.Qxf3#
      • 1...Ra8
        • 2.Be6
          • threat
            • 3.Bd5#
            • 3.Qf5#
          • 2...dxe6
            • 3.Qb7#

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).