Problem Display
PID: 207897 (1R1B4/1b1npN2/pn2N3/Pkp5/R3P3/P7/4K3/3Q4 w - - 0 1)

Collard, FS

The Observer, 1955

(First published on Sun Mar 13 1955)

1R1B4/1b1npN2/pn2N3/Pkp5/R3P3/P7/4K3/3Q4

#2

10 + 7


15239 Valois Notebooks 2020
  • SOUND
  • Sets
    • 1...Bc6
      • 2.Sc7#
      • 2.Qb3#
    • 1...Sc4
      • 2.Qxd7#
    • 1...Sa8
      • 2.Qxd7#
    • 1...Sc8
      • 2.Qxd7#
  • Tries
    • 1.Rxb7?
      • threat
        • 2.Qxd7#
      • 1...Se5
        • 2.Rxb6#
      • 1...Sf6
        • 2.Rxb6#
      • 1...Sb8
        • 2.Rxb6#
      • 1...Sf8
        • 2.Rxb6#
      • 1...Kc6!
  • Keys
    • 1.Rc4!
      • 1...Kxc4
        • 2.Qd3#
      • 1...Kxa5
        • 2.Qa4#
      • 1...Kc6
        • 2.Sd4#
      • 1...Bxe4
        • 2.Qa4#
      • 1...Sxc4
        • 2.Qxd7#
      • 1...Sxb8
        • 2.Rxc5#
      • 1...Bd5
        • 2.Qa4#
      • 1...Bc6
        • 2.Qa4#
      • 1...Ba8
        • 2.Qa4#
      • 1...Bc8
        • 2.Qa4#
      • 1...Sa4
        • 2.Qxa4#
      • 1...Sd5
        • 2.Qa4#
      • 1...Sa8
        • 2.Qa4#
      • 1...Sc8
        • 2.Qa4#
      • 1...Se5
        • 2.Rxc5#
      • 1...Sf6
        • 2.Rxc5#
      • 1...Sf8
        • 2.Rxc5#


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