Problem Display
PID: 183492 (3R4/8/Q7/3p4/1K1k4/8/8/7B w - - 0 1)

Howard, David M

Problem Observer, 2016

3R4/8/Q7/3p4/1K1k4/8/8/7B

#3

4 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Bf3?
      • 1...Ke5
        • 2.Qh6
          • threat
            • 3.Rxd5#
          • 2...Kd4
            • 3.Rxd5#
          • 2...Kf5
            • 3.Rxd5#
          • 2...d4
            • 3.Rd5#
      • 1...Ke3!
    • 1.Rf8?
      • 1...Ke5
        • 2.Qf6#
      • 1...Ke3!
    • 1.Qf6+?
      • 1...Kd3
        • 2.Qf2
          • 2...d4
            • 3.Rxd4#
      • 1...Ke3!
    • 1.Qg6?
      • threat
        • 2.Qe4#
      • 1...Ke5
        • 2.Rxd5+
          • 2...Kf4
            • 3.Qg5#
        • 2.Qg5+
          • 2...Kd4
            • 3.Rxd5#
          • 2...Ke6
            • 3.Bxd5#
      • 1...Ke3!
    • 1.Qh6?
      • threat
        • 2.Rxd5#
      • 1...Ke5
        • 2.Rxd5#
      • 1...Kd3!
    • 1.Qa7+?
      • 1...Kd3
        • 2.Qf2
          • 2...d4
            • 3.Rxd4#
      • 1...Ke5!
  • Keys
    • 1.Qb6+!
      • 1...Kd3
        • 2.Qf2
          • 2...d4
            • 3.Rxd4#
      • 1...Ke5
        • 2.Rf8
          • 2...d4
            • 3.Qf6#

This is after

After Vladimir Kozhakin.

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