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Problem Display

PID: 115365 (6n1/6R1/2B1k1Np/3RN3/6P1/1r1p4/8/1nb4K w - - 0 1)

Brunner, Erich Anselm

Deutsche Schachblatter, 1934

6n1/6R1/2B1k1Np/3RN3/6P1/1r1p4/8/1nb4K

#3

7 + 7

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Kf6
  - 2.Rf7+
    - 2...Kg5
      - 3.Rf5#
    - 2...Ke6
      - 3.Sf8#
- 1...Ba3
  - 2.Rf7
    - threat
      - 3.Sf4#
    - 2...Rb4
      - 3.Sf8#
    - 2...Bc1
      - 3.Sf8#
- 1...Bg5
  - 2.Sf8+
    - 2...Kf6
      - 3.Rf7#
- 1...Sd2
  - 2.Sd7
    - threat
      - 3.Sf4#
      - 3.Sgf8#
  - 2.Rf7
    - threat
      - 3.Sf4#
      - 3.Sf8#
- 1...Sf6
  - 2.Sf8#
  - 2.Re7#
Tries
- 1.Sc4?
  - threat
    - 2.Rd6#
  - 1...Ba3
    - 2.Rf5
      - threat
        3.Sf4#
        3.Bd5#
        3.Bd7#
  - 1...Bf4
    - 2.Rf5
      - threat
        3.Sxf4#
        3.Sf8#
        3.Bd5#
        3.Bd7#
  - 1...Kf6!
- 1.Sd7?
  - threat
    - 2.Sgf8#
  - 1...Ba3
    - 2.Sf4#
  - 1...Rb8!
- 1.Bd7+?
  - 1...Kf6
    - 2.Rf7+
      - 2...Kg5
        3.Rf5#
  - 1...Kxd5!
- 1.Re7+?
  - 1...Kf6
    - 2.Rf7+
      - 2...Kg5
        3.Rf5#
      - 2...Ke6
        3.Sf8#
  - 1...Sxe7!
- 1.Rf7?
  - threat
    - 2.Sf8#
  - 1...Ba3
    - 2.Sf4#
  - 1...Rb8!
Keys
- 1.Rgd7!
  - threat
    - 2.R5d6#
    - 2.R7d6#
  - 1...Kf6
    - 2.Rf7+
      - 2...Kg5
        3.Rf5#
      - 2...Ke6
        3.Sf8#
  - 1...Ba3
    - 2.Rf7
      - threat
        3.Sf4#
      - 2...Rb4
        3.Sf8#
      - 2...Bc1
        3.Sf8#

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