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Problem Display

PID: 222521 (5N2/5P1K/3p1P2/4Bp2/4k3/4N3/4Q3/8 w - - 0 1)

Boswell, Edward

British Chess Magazine, 1930

5N2/5P1K/3p1P2/4Bp2/4k3/4N3/4Q3/8

#3

7 + 3

SOLUTION

SOUND
Sets
- 1...d5
  - 2.Sd1#
  - 2.Sf1#
  - 2.Sc2#
  - 2.Sg2#
  - 2.Sc4#
  - 2.Sg4#
Tries
- 1.Sg6?
  - threat
    - 2.Bf4
      - 2...Kd4
        3.Qc4#
      - 2...d5
        3.Sc2#
  - 1...dxe5
    - 2.f8Q
      - threat
        3.Qb4#
      - 2...Kd4
        3.Qb4#
  - 1...f4!
Keys
- 1.Se6!
  - threat
    - 2.Ba1
      - 2...f4
        3.Sg5#
      - 2...d5
        3.Sd1#
        3.Sf1#
        3.Sc2#
        3.Sg2#
        3.Sc4#
        3.Sg4#
    - 2.Bb2
      - 2...f4
        3.Sg5#
      - 2...d5
        3.Sd1#
        3.Sf1#
        3.Sc2#
        3.Sg2#
        3.Sc4#
        3.Sg4#
    - 2.Bc3
      - 2...f4
        3.Sg5#
      - 2...d5
        3.Sd1#
        3.Sf1#
        3.Sc2#
        3.Sg2#
        3.Sc4#
        3.Sg4#
    - 2.Bf4
      - 2...d5
        3.Sd1#
        3.Sf1#
        3.Sc2#
        3.Sg2#
        3.Sc4#
        3.Sg4#
  - 1...Kxe5
    - 2.Sc2+
      - 2...Kd5
        3.Sb4#
      - 2...Kxf6
        3.f8Q#
  - 1...dxe5
    - 2.f8Q
      - 2...f4
        3.Qb4#
        3.Qa8#
  - 1...f4
    - 2.Sg5+
      - 2...Kxe5
        3.Qb2#

FEATURES

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