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Problem Display

PID: 209399 (2BK1B2/4N3/7P/1pPpk1p1/1P6/P2p2P1/3p1P2/b7 w - - 0 1)

Dobbs, Gilbert S

The Chess Problem, 1926

2BK1B2/4N3/7P/1pPpk1p1/1P6/P2p2P1/3p1P2/b7

#3

10 + 7

6490	yacpdb	2020

SOLUTION

SOUND
Sets
- 1...d4
  - 2.Bg7+
    - 2...Ke4
      - 3.Bb7#
Keys
- 1.Bb7!
  - threat
    - 2.Bxd5
      - threat
        3.Bg7#
      - 2...Kd4
        3.Bg7#
      - 2...Kf6
        3.Bg7#
    - 2.Bg7+
      - 2...Ke4
        3.Bxd5#
      - 2...Ke6
        3.Bxd5#
  - 1...Kd4
    - 2.Bg7+
      - 2...Kc4
        3.Bxd5#
      - 2...Ke4
        3.Bxd5#
  - 1...Ke4
    - 2.Bxd5+
      - 2...Kd4
        3.Bg7#
      - 2...Ke5
        3.Bg7#
  - 1...Ke6
    - 2.Bxd5+
      - 2...Ke5
        3.Bg7#
      - 2...Kf6
        3.Bg7#
  - 1...Kf6
    - 2.Bg7+
      - 2...Ke6
        3.Bxd5#
      - 2...Kf7
        3.Bxd5#
  - 1...d1Q
    - 2.Bg7+
      - 2...Ke4
        3.Bxd5#
      - 2...Ke6
        3.Bxd5#
  - 1...Bd4
    - 2.Bg7+
      - 2...Ke4
        3.Bxd5#
      - 2...Ke6
        3.Bxd5#
  - 1...d4
    - 2.Bd5
      - threat
        3.Bg7#
      - 2...Kf6
        3.Bg7#
    - 2.Bg7+
      - 2...Ke6
        3.Bd5#
  - 1...g4
    - 2.Bg7+
      - 2...Ke4
        3.Bxd5#
      - 2...Ke6
        3.Bxd5#

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