Problem Display
PID: 129624 (1n2K3/8/1QR1P1p1/P2kP1p1/3NN3/3p1pP1/5p2/8 w - - 0 1)

Votruba, Otakar

Svetozor, 1927

1n2K3/8/1QR1P1p1/P2kP1p1/3NN3/3p1pP1/5p2/8

#3

9 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sb5?
      • threat
        • 2.Sbc3+
          • 2...Kxe5
            • 3.Qc5#
        • 2.Qc5+
          • 2...Kxe4
            • 3.Sd6#
      • 1...Kxe4
        • 2.Qd4+
          • 2...Kf5
            • 3.g4#
      • 1...Kxe5
        • 2.Qc5+
          • 2...Kxe4
            • 3.Sc3#
            • 3.Sd6#
      • 1...Sa6
        • 2.Qd4+
          • 2...Kxc6
            • 3.Qd7#
      • 1...Sd7
        • 2.Qd4+
          • 2...Kxc6
            • 3.Qxd7#
      • 1...d2
        • 2.Sbc3+
          • 2...Kxe5
            • 3.Qc5#
      • 1...Sxc6!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Qc5+
          • 2...Kxe4
            • 3.Sd6#
      • 1...Kxe4
        • 2.Qd4+
          • 2...Kxf5
            • 3.g4#
      • 1...Kxe5
        • 2.Rc5+
          • 2...Kxe4
            • 3.Qb4#
        • 2.Qc5+
          • 2...Kxe4
            • 3.Sd6#
        • 2.Qb5+
          • 2...Kxe4
            • 3.Rc4#
      • 1...Sxc6
        • 2.Qc5+
          • 2...Kxe4
            • 3.Sd6#
          • 2...Kxe6
            • 3.Sg7#
      • 1...gxf5
        • 2.Sf6+
          • 2...Kxe5
            • 3.Qb2#
        • 2.Rd6+
          • 2...Kc4
            • 3.Rd4#
          • 2...Kxe4
            • 3.Qd4#
          • 2...Kxe5
            • 3.Qd4#
      • 1...Sa6
        • 2.Qd4+
          • 2...Kxc6
            • 3.Qd7#
      • 1...Sd7
        • 2.Qd4+
          • 2...Kxc6
            • 3.Qxd7#
      • 1...d2
        • 2.Rc5+
          • 2...Kxe4
            • 3.Qb1#

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).