Problem Display
PID: 45127 (n7/1K5B/7P/4p3/4pk2/8/3PP3/B5R1 w - - 0 1)

Watanabe, Kazuo

Problem Paradise, 2000

n7/1K5B/7P/4p3/4pk2/8/3PP3/B5R1

#4

7 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Bc3!
      • threat
        • 2.Kxa8
          • 2...e3
            • 3.Bb4
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bd6#
            • 3.Ba5
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bc7#
      • 1...Sb6
        • 2.Kxb6
          • 2...e3
            • 3.Bb4
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bd6#
      • 1...Sc7
        • 2.Kxc7
          • 2...e3
            • 3.Kd6
              • threat
                • 4.Bxe5#
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Be5#
            • 3.Bb4
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bd6#
      • 1...e3
        • 2.Bb4
          • threat
            • 3.Kxa8
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bd6#
            • 3.Be7
              • threat
                • 4.Bg5#
              • 3...e4
                • 4.Bd6#
          • 2...Sc7
            • 3.Kxc7
              • 3...exd2
                • 4.Bxd2#
              • 3...e4
                • 4.Bd6#

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