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Problem Display

PID: 221030 (nb3N2/2pp4/5k2/rbp2N1B/1PP1PB1P/p7/5P2/K7 w - - 0 1)

Leopold, Dr Rudolf L

Deutsche Schachzeitung, 1937

nb3N2/2pp4/5k2/rbp2N1B/1PP1PB1P/p7/5P2/K7

#4

10 + 9

6490	yacpdb	2020

SOLUTION

SOUND
Keys
- 1.f3!
  - threat
    - 2.e5+
      - 2...Kxf5
        3.Bh2
        threat
        4.Bg4#
        4.Bg6#
        3.Bg3
        threat
        4.Bg4#
        4.Bg6#
    - 2.Bh6
      - threat
        3.Bg7#
      - 2...Ke5
        3.Bg7+
        3...Kf4
        4.Sg6#
  - 1...Bc6
    - 2.Bg6
      - threat
        3.e5#
      - 2...Bxe4
        3.Bg5+
        3...Ke5
        4.f4#
      - 2...cxb4
        3.e5+
        3...Rxe5
        4.Bg5#
      - 2...d6
        3.e5+
        3...dxe5
        4.Bg5#
  - 1...Ra6
    - 2.e5+
      - 2...Kxf5
        3.Bh2
        threat
        4.Bg4#
        3...Rg6
        4.Bxg6#
        3.Bg3
        threat
        4.Bg4#
        3...Rg6
        4.Bxg6#
  - 1...c6
    - 2.Bg5+
      - 2...Ke5
        3.Bf7
        threat
        4.Sg6#
        4.Sxd7#
  - 1...d6
    - 2.Bg5+
      - 2...Ke5
        3.Bf7
        threat
        4.Sg6#
    - 2.Bh6
      - threat
        3.Bg7#
      - 2...Ke5
        3.Bg7+
        3...Kf4
        4.Se6#
        4.Sg6#
    - 2.Bg6
      - threat
        3.e5+
        3...dxe5
        4.Bg5#

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