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Problem Display

PID: 140724 (4bN2/2Kp2p1/3p3r/2pkB1p1/1p6/1P1P3p/1Q1P4/8 w - - 0 1)

Grinblat, Arieh

Sachova skladba, 2010

4bN2/2Kp2p1/3p3r/2pkB1p1/1p6/1P1P3p/1Q1P4/8

#3

7 + 10

SOLUTION

SOUND
Sets
- 1...Rh7
  - 2.Bxd6
    - threat
      - 3.Qe5#
- 1...Rh8
  - 2.Bxd6
    - threat
      - 3.Qe5#
- 1...Bg6
  - 2.Bxd6
    - threat
      - 3.Qe5#
- 1...c4
  - 2.Qd4#
- 1...g6
  - 2.Bxd6
    - threat
      - 3.Qe5#
Keys
- 1.Qa1!
  - threat
    - 2.Bb2
      - threat
        3.Qh1#
        3.Qa8#
      - 2...c4
        3.Qa5#
  - 1...dxe5
    - 2.Qh1+
      - 2...Kd4
        3.Qe4#
      - 2...e4
        3.Qxe4#
  - 1...Rh4
    - 2.Bxg7
      - threat
        3.Qa8#
      - 2...c4
        3.Qa5#
  - 1...Re6
    - 2.Bb2
      - threat
        3.Qa8#
      - 2...c4
        3.Qa5#
  - 1...Rf6
    - 2.Qa8+
      - 2...Kxe5
        3.Qe4#
  - 1...Rh8
    - 2.Bxd6
      - threat
        3.Qe5#
  - 1...Bh5
    - 2.Bb2
      - threat
        3.Qa8#
      - 2...c4
        3.Qa5#
  - 1...Bg6
    - 2.Bb2
      - threat
        3.Qa8#
      - 2...c4
        3.Qa5#
    - 2.Bxd6
      - threat
        3.Qe5#
    - 2.Bxg7
      - threat
        3.Qa8#
      - 2...c4
        3.Qd4#
        3.Qa5#

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