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Problem Display

PID: 112805 (1R1K4/6N1/3B4/3k1p2/3P4/6P1/4B3/8 w - - 0 1)

Davidson, A Thomas

Toronto Week, 1888

1R1K4/6N1/3B4/3k1p2/3P4/6P1/4B3/8

#3

7 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Kc6
  - 2.Bf3+
    - 2...Kxd6
      - 3.Rb6#
- 1...Kxd6
  - 2.Bf3
    - 2...f4
      - 3.Rb6#
Tries
- 1.Bf4?
  - 1...Ke4
    - 2.Rb4
      - 2...Kd5
        3.Bf3#
  - 1...Kxd4!
Keys
- 1.Rb4!
  - threat
    - 2.Bf3+
      - 2...Kxd6
        3.Rb6#
  - 1...Ke4
    - 2.Bf4
      - 2...Kd5
        3.Bf3#
  - 1...Kc6
    - 2.Ke7
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Bf3+
      - 2...Kxd6
        3.Rb6#
    - 2.Bf4
      - 2...Kd5
        3.Bf3#
    - 2.Bc5
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Be5
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Bc7
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Be7
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Bb8
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
    - 2.Bf8
      - threat
        3.Bf3#
      - 2...Kd5
        3.Bf3#
  - 1...Kxd6
    - 2.Bf3
      - 2...f4
        3.Rb6#

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