Problem Display
PID: 197315 (b3B3/rPp2p2/p1R2P2/K2k4/p1N1p3/1P2p3/1p2N3/3nB1br w - - 0 1)

Smirnov, Nikolai A

Zadachi i Etyudi, 1996

b3B3/rPp2p2/p1R2P2/K2k4/p1N1p3/1P2p3/1p2N3/3nB1br

#3

9 + 13


SOLUTION


  • SOUND
  • Sets
    • 1...Sf2
      • 2.Sxe3+
        • 2...Ke5
          • 3.Bc3#
  • Tries
    • 1.Rd6+?
      • 1...Kc5
        • 2.Bb4#
      • 1...cxd6!
    • 1.bxa8Q?
      • threat
        • 2.Bxf7#
        • 2.Qd8#
      • 1...Rh7
        • 2.Qd8#
      • 1...Rb7
        • 2.Qd8#
      • 1...Bh2
        • 2.Bxf7#
      • 1...Rxa8!
    • 1.b8Q?
      • threat
        • 2.Qd8#
      • 1...Bxc6
        • 2.Sf4+
          • 2...Kd4
            • 3.Qxa7#
          • 2...Kc5
            • 3.Qxa7#
        • 2.Bxf7+
          • 2...Kc5
            • 3.Bb4#
            • 3.Qxa7#
            • 3.Qb4#
            • 3.Qf8#
            • 3.b4#
      • 1...Bh2!
    • 1.b8S?
      • threat
        • 2.Bxf7#
      • 1...Bxc6
        • 2.Bxf7+
          • 2...Kc5
            • 3.Bb4#
            • 3.b4#
      • 1...Rh7!
    • 1.b8R?
      • threat
        • 2.Rd8#
      • 1...Bxc6
        • 2.Bxf7+
          • 2...Kc5
            • 3.Bb4#
            • 3.b4#
      • 1...Bh2!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Bd7
          • threat
            • 3.Rc5#
      • 1...Rxb7
        • 2.Bxf7+
          • 2...Kxc6
            • 3.Se5#
      • 1...Bxb7
        • 2.Bxf7+
          • 2...Kxc6
            • 3.Se5#
      • 1...Rh2
        • 2.b8Q
          • threat
            • 3.Qd8#
          • 2...Bxc6
            • 3.Bxf7#
        • 2.b8R
          • threat
            • 3.Rd8#
          • 2...Bxc6
            • 3.Bxf7#
      • 1...Bh2
        • 2.b8S
          • threat
            • 3.Bxf7#
      • 1...Sf2
        • 2.Sxe3+
          • 2...Ke5
            • 3.Bc3#
      • 1...Sc3
        • 2.Sf4+
          • 2...Kd4
            • 3.Bc5#

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