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Problem Display

PID: 247584 (8/8/1p6/1P5Q/P7/4N1p1/4K1pp/6k1 w - - 0 1)

Zabirokhin, Piotr

Zadachi i Etyudi, 2003

8/8/1p6/1P5Q/P7/4N1p1/4K1pp/6k1

#3

5 + 5

SOLUTION

SOUND
Sets
- 1...Kh1
  - 2.Qf3
    - 2...Kg1
      - 3.Qxg2#
  - 2.Qd5
    - 2...Kg1
      - 3.Qxg2#
      - 3.Qd1#
- 1...h1S
  - 2.Qf3
    - threat
      - 3.Qxg2#
    - 2...Kh2
      - 3.Qxg2#
  - 2.Qh3
    - 2...Sf2
      - 3.Qxg2#
  - 2.Qd5
    - threat
      - 3.Qxg2#
    - 2...Kh2
      - 3.Qxg2#
- 1...h1R
  - 2.Qd5
    - threat
      - 3.Qxg2#
    - 2...Kh2
      - 3.Qxg2#
    - 2...Rh2
      - 3.Qd1#
Tries
- 1.Qd5?
  - threat
    - 2.Qxg2#
    - 2.Qd1#
  - 1...h1Q
    - 2.Sg4
      - threat
        3.Qd1#
        3.Qd4#
  - 1...h1B!
Keys
- 1.Sg4!
  - 1...Kh1
    - 2.Qd5
      - 2...Kg1
        3.Qd1#
  - 1...h1Q
    - 2.Qd5
      - threat
        3.Qd1#
        3.Qd4#
  - 1...h1S
    - 2.Se5
      - 2...Sf2
        3.Sf3#
  - 1...h1B
    - 2.a5
      - 2...bxa5
        3.Qc5#
  - 1...h1R
    - 2.Qg6
      - threat
        3.Qb1#
        3.Qxb6#
    - 2.Qd5
      - threat
        3.Qd1#
        3.Qd4#
    - 2.Qe5
      - threat
        3.Qa1#
        3.Qd4#
        3.Qe3#
    - 2.Qf5
      - threat
        3.Qb1#
    - 2.Qg5
      - threat
        3.Qc1#
        3.Qe3#

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