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Problem Display

PID: 127660 (3R4/pQ6/1p1Np3/2k5/1p2P2r/1p5p/8/7K w - - 0 1)

Drnek, Josef

Narodni Politika, 1921

3R4/pQ6/1p1Np3/2k5/1p2P2r/1p5p/8/7K

#3

5 + 8

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Rxe4
  - 2.Qc7+
    - 2...Kd4
      - 3.Sf5#
    - 2...Kd5
      - 3.Sc4#
      - 3.Sb5#
      - 3.Sf5#
      - 3.Sb7#
      - 3.Sf7#
      - 3.Sc8#
      - 3.Se8#
- 1...b5
  - 2.Sf7
    - threat
      - 3.Qc7#
    - 2...Kc4
      - 3.Qc6#
      - 3.Qc8#
      - 3.Qc7#
- 1...e5
  - 2.Qd5#
Tries
- 1.Rc8+?
  - 1...Kxd6
    - 2.Qc7#
  - 1...Kd4!
Keys
- 1.Qg7!
  - threat
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
    - 2.Qg1+
      - 2...Kc6
        3.Qc1#
  - 1...Kc6
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
  - 1...Rxe4
    - 2.Qc7+
      - 2...Kd4
        3.Sf5#
      - 2...Kd5
        3.Sc4#
        3.Sb5#
        3.Sf5#
        3.Sb7#
        3.Sf7#
        3.Sc8#
        3.Se8#
  - 1...b5
    - 2.Sb7+
      - 2...Kc4
        3.Qd4#
        3.Qc7#
      - 2...Kb6
        3.Rd6#
      - 2...Kc6
        3.Rd6#
  - 1...e5
    - 2.Qg1+
      - 2...Kc6
        3.Qc1#
  - 1...Rf4
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
  - 1...Rg4
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
  - 1...Rh5
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
  - 1...Rh7
    - 2.Qg1+
      - 2...Kc6
        3.Qc1#
  - 1...Rh8
    - 2.Qg1+
      - 2...Kc6
        3.Qc1#
  - 1...b2
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#
  - 1...h2
    - 2.Rc8+
      - 2...Kxd6
        3.Qc7#

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