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Problem Display

PID: 212979 (3B4/5p2/2pN4/2p1p3/4P3/P1k5/2P5/1K3N1n w - - 0 1)

van Eelde, Antonie Clarus Johannes

Op de Hoogte, 1911

3B4/5p2/2pN4/2p1p3/4P3/P1k5/2P5/1K3N1n

#3

7 + 6

SOLUTION

SOUND
Sets
- 1...c4
  - 2.Sf5
    - threat
      - 3.Ba5#
Tries
- 1.Sd2?
  - threat
    - 2.Sb3
      - threat
        3.Ba5#
    - 2.Sf3
      - threat
        3.Ba5#
    - 2.Ba5+
      - 2...Kd4
        3.Sf5#
  - 1...Kd4
    - 2.Sf5+
      - 2...Kc3
        3.Ba5#
  - 1...Sf2
    - 2.Ba5+
      - 2...Kd4
        3.Sf5#
  - 1...Sg3
    - 2.Sb3
      - threat
        3.Ba5#
    - 2.Sf3
      - threat
        3.Ba5#
  - 1...c4
    - 2.Sf3
      - threat
        3.Ba5#
  - 1...f5
    - 2.Sb3
      - threat
        3.Ba5#
    - 2.Sf3
      - threat
        3.Ba5#
    - 2.Ba5+
      - 2...Kd4
        3.Sxf5#
  - 1...Kxd2!
Keys
- 1.Bg5!
  - threat
    - 2.Bc1
      - threat
        3.Bb2#
      - 2...Kd4
        3.Bb2#
  - 1...Kd4
    - 2.Kb2
      - threat
        3.Be3#
  - 1...Sf2
    - 2.Sg3
      - threat
        3.Se2#
      - 2...Kd4
        3.Se2#
  - 1...Sg3
    - 2.Sxg3
      - threat
        3.Se2#
      - 2...Kd4
        3.Se2#
  - 1...c4
    - 2.Sf5
      - threat
        3.Bd2#

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