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Problem Display

PID: 148239 (2N1R1n1/4r1n1/N3r3/3PkpP1/b1P2R2/4K2B/5P2/8 w - - 0 1)

Avner, Uri

Variantim, 1988

2N1R1n1/4r1n1/N3r3/3PkpP1/b1P2R2/4K2B/5P2/8

#3

10 + 7

SOLUTION

SOUND
Sets
- 1...Rf6
  - 2.Sc5
    - threat
      - 3.Sd3#
    - 2...Bc2
      - 3.Sd7#
- 1...Ra7
  - 2.Sb4
    - threat
      - 3.Sd3#
    - 2...Bc2
      - 3.Sc6#
  - 2.Rxe6+
    - 2...Sxe6
      - 3.Rxf5#
- 1...Rb7
  - 2.Rxe6+
    - 2...Sxe6
      - 3.Rxf5#
- 1...Rc7
  - 2.Rxe6+
    - 2...Sxe6
      - 3.Rxf5#
- 1...Rd7
  - 2.Rxe6+
    - 2...Sxe6
      - 3.Rxf5#
- 1...Rf7
  - 2.Sb4
    - threat
      - 3.Sd3#
    - 2...Bc2
      - 3.Sc6#
- 1...Bc6
  - 2.Sb4
    - threat
      - 3.Sd3#
  - 2.Sc5
    - threat
      - 3.Sd3#
- 1...Bxe8
  - 2.Sb4
    - threat
      - 3.Sd3#
  - 2.Sc5
    - threat
      - 3.Sd3#
- 1...Sh5
  - 2.Rxf5#
- 1...Sxe8
  - 2.Rxf5#
Keys
- 1.f3!
  - threat
    - 2.Re4+
      - 2...fxe4
        3.f4#
  - 1...Bc2
    - 2.Re4+
      - 2...Bxe4
        3.f4#
      - 2...fxe4
        3.f4#
  - 1...Rf6
    - 2.Sc5
      - threat
        3.Sd3#
      - 2...Bc2
        3.Sd7#
  - 1...Rf7
    - 2.Sb4
      - threat
        3.Sd3#
      - 2...Bc2
        3.Sc6#
  - 1...Sf6
    - 2.Re4+
      - 2...Sxe4
        3.f4#
      - 2...fxe4
        3.f4#

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