Problem Display
PID: 265014 (8/6p1/4K3/2p3p1/4k3/2B1r3/1Q2B3/7b w - - 0 1)

Garzon Roger, Jose Antonio

1st HM., SuperProblem 264. TT, 2021

8/6p1/4K3/2p3p1/4k3/2B1r3/1Q2B3/7b

#3

4 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...Kf4+
      • 2.Be5+
        • 2...Ke4
          • 3.Qb7#
        • 2...Rxe5+
          • 3.Qxe5#
    • 1...Rxe2
      • 2.Qxe2+
        • 2...Kf4
          • 3.Be5#
    • 1...Rxc3
      • 2.Qxc3
        • threat
          • 3.Qe5#
        • 2...Kf4
          • 3.Qe5#
  • Tries
    • 1.Bd2?
      • threat
        • 2.Qe5#
      • 1...Rc3
        • 2.Qxc3
          • threat
            • 3.Qe5#
            • 3.Qd3#
            • 3.Qe3#
            • 3.Qc4#
        • 2.Qb8
          • threat
            • 3.Qe5#
          • 2...Kd4
            • 3.Qe5#
      • 1...Rxe2!
    • 1.Qb1+?
      • 1...Rd3
        • 2.Qxd3+
          • 2...Kf4
            • 3.Bd2#
            • 3.Be5#
      • 1...Kf4+!
    • 1.Qc2+?
      • 1...Rd3
        • 2.Qxd3+
          • 2...Kf4
            • 3.Bd2#
            • 3.Be5#
      • 1...Kf4+!
    • 1.Qb4+?
      • 1...c4
        • 2.Qxc4#
      • 1...cxb4!
  • Keys
    • 1.Bxg7!
      • threat
        • 2.Qe5#
      • 1...Kf4+
        • 2.Be5+
          • 2...Ke4
            • 3.Qb7#
          • 2...Rxe5+
            • 3.Qxe5#
      • 1...Rxe2
        • 2.Qxe2+
          • 2...Kf4
            • 3.Be5#
      • 1...Rc3
        • 2.Qxc3
          • threat
            • 3.Qe5#
          • 2...Kf4
            • 3.Qe5#

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).