Problem Display
PID: 1987 (8/8/8/8/8/8/KBBkpQp1/8 w - - 0 1)

Shinkman, William Anthony

Source?, 1868

8/8/8/8/8/8/KBBkpQp1/8

#2

4 + 3


785 Het Belgisch Schaakbord (L'Echiquier Belge) 1955
3295 Einfuhrung in die Welt des Schachproblem 1984
3310 2345 Chess Problems 1997
3639 Hastings Solving Ty. 2001-2002
5454 Near Snap 2007
133 The Problemist Supplement 2009
136 Problem Observer 2012
  • SOUND
  • Sets
    • 1...Kxc2
      • 2.Qxe2#
  • Tries
    • 1.Qg3?
      • threat
        • 2.Qc3#
      • 1...e1Q
        • 2.Qd3#
      • 1...e1S
        • 2.Qf2#
      • 1...e1B
        • 2.Qd3#
      • 1...e1R
        • 2.Qd3#
      • 1...Kxc2!
    • 1.Qxg2?
      • 1...Ke1
        • 2.Bc3#
      • 1...Kxc2
        • 2.Qxe2#
      • 1...Ke3!
    • 1.Qf4+?
      • 1...Ke1
        • 2.Bc3#
      • 1...Kxc2!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qc3#
      • 1...Ke1
        • 2.Bc3#
      • 1...Kxc2
        • 2.Qxe2#
      • 1...e1Q
        • 2.Qd3#
      • 1...e1S
        • 2.Qf2#
      • 1...e1B
        • 2.Qd3#
      • 1...e1R
        • 2.Qd3#

This anticipates 231390(1927), 110540(1953), 39043(1987)

There are these versions: 214530



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