Problem Display
PID: 148771 (4K3/8/1B1p2p1/3Pk1p1/2P1p1Pb/6p1/5Rp1/5rQb w - - 0 1)

Evetski, Orest

British Chess Magazine 11. Ty., 1902

4K3/8/1B1p2p1/3Pk1p1/2P1p1Pb/6p1/5Rp1/5rQb

#3

7 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qxa1#
  • Keys
    • 1.Be3!
      • threat
        • 2.Rf6
          • threat
            • 3.Bd4#
            • 3.Re6#
          • 2...Kxf6
            • 3.Bd4#
          • 2...Rxf6
            • 3.Qa1#
      • 1...Rxg1
        • 2.Rf6
          • threat
            • 3.Re6#
          • 2...Kxf6
            • 3.Bd4#
      • 1...Rxf2
        • 2.Qa1+
          • 2...Rb2
            • 3.Qxb2#
      • 1...gxf2
        • 2.Qh2+
          • 2...Kf6
            • 3.Bd4#
          • 2...Bg3
            • 3.Qh8#
      • 1...Rb1
        • 2.Qxb1
          • threat
            • 3.Qa1#
            • 3.Qb2#
      • 1...Rc1
        • 2.Qxc1
          • threat
            • 3.Qb2#
            • 3.Qa1#
            • 3.Qc3#
      • 1...Rd1
        • 2.Qxd1
          • threat
            • 3.Bd4#
            • 3.Qa1#
            • 3.Qd4#
      • 1...Re1
        • 2.Qxe1
          • threat
            • 3.Qc3#
            • 3.Qa1#

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).