Problem Display
PID: 106521 (1KNk4/p5N1/2Pp2P1/3p2Pq/8/Bp5p/4r3/5r2 w - - 0 1)

Goldstein, Alexander

Prace, 1947

1KNk4/p5N1/2Pp2P1/3p2Pq/8/Bp5p/4r3/5r2

#3

7 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ra1
      • 2.Bxd6
        • threat
          • 3.Bc7#
        • 2...Re7
          • 3.Bxe7#
    • 1...Rb1
      • 2.Bxd6
        • threat
          • 3.Bc7#
        • 2...Re7
          • 3.Bxe7#
    • 1...Rd1
      • 2.Bxd6
        • threat
          • 3.Bc7#
        • 2...Re7
          • 3.Bxe7#
    • 1...Rg1
      • 2.Bxd6
        • threat
          • 3.Bc7#
        • 2...Re7
          • 3.Bxe7#
    • 1...Rh1
      • 2.Bxd6
        • threat
          • 3.Bc7#
        • 2...Re7
          • 3.Bxe7#
    • 1...Rb2
      • 2.Sxd6
        • threat
          • 3.Sb7#
        • 2...Ke7
          • 3.Sb7#
          • 3.Sf7#
        • 2...Rf7
          • 3.Sxf7#
    • 1...Rd2
      • 2.Sxd6
        • threat
          • 3.Sb7#
        • 2...Ke7
          • 3.Sb7#
          • 3.Sf7#
        • 2...Rf7
          • 3.Sxf7#
    • 1...Rg2
      • 2.Sxd6
        • threat
          • 3.Sb7#
        • 2...Ke7
          • 3.Sb7#
          • 3.Sf7#
        • 2...Rf7
          • 3.Sxf7#
    • 1...Rh2
      • 2.Sxd6
        • threat
          • 3.Sb7#
        • 2...Ke7
          • 3.Sb7#
          • 3.Sf7#
        • 2...Rf7
          • 3.Sxf7#
  • Tries
    • 1.Sxd6?
      • threat
        • 2.Sb7#
      • 1...Ke7
        • 2.Sb7#
        • 2.Sf7#
      • 1...Rf7
        • 2.Sxf7#
      • 1...Re7!
    • 1.Bxd6?
      • threat
        • 2.Bc7#
      • 1...Re7
        • 2.Bxe7#
      • 1...Rf7!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Ba5#
      • 1...Ra1
        • 2.Bxd6
          • threat
            • 3.Bc7#
          • 2...Re7
            • 3.Bxe7#
      • 1...Rf7
        • 2.Ba5+
          • 2...Rc7
            • 3.Bxc7#
      • 1...Ra2
        • 2.Sxd6
          • threat
            • 3.Sb7#
          • 2...Ke7
            • 3.Sb7#
            • 3.Sf7#
          • 2...Rf7
            • 3.Sxf7#
      • 1...Re7
        • 2.Ba5+
          • 2...Rc7
            • 3.Bxc7#

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