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Problem Display

PID: 79272 (8/2p5/7R/8/3k4/5K2/2R5/8 w - - 0 1)

Argunov, Nikolai Dmitrievich

Problemist Pribuzhya, 1991

8/2p5/7R/8/3k4/5K2/2R5/8

#3

3 + 2

SOLUTION

COOKED
Tries
- 1.Rh5?
  - threat
    - 2.Rc6
      - 2...Kd3
        3.Rd5#
    - 2.Rxc7
      - 2...Kd3
        3.Rd5#
  - 1...c5
    - 2.Rcxc5
      - 2...Kd3
        3.Rhd5#
  - 1...c6
    - 2.Rxc6
      - 2...Kd3
        3.Rd5#
  - 1...Kd3!
Keys
- 1.Kf4!
  - 1...Kd3
    - 2.Rhh2
      - threat
        3.Rhd2#
      - 2...Kd4
        3.Rhd2#
    - 2.Rhc6
      - 2...Kd4
        3.Rd2#
  - 1...Kd5
    - 2.Rxc7
      - 2...Kd4
        3.Rd6#
    - 2.Rhc6
      - 2...Kd4
        3.Rd2#
- 1.Rxc7!
  - threat
    - 2.Rh5
      - 2...Kd3
        3.Rd5#
  - 1...Kd5
    - 2.Ke3
      - 2...Ke5
        3.Rc5#
    - 2.Kf4
      - 2...Kd4
        3.Rd6#
  - 1...Ke5
    - 2.Rd7
      - 2...Kf5
        3.Rd5#
- 1.Rhc6!
  - threat
    - 2.R2c5
      - 2...Kd3
        3.Rd5#
  - 1...Kd3
    - 2.Kf4
      - 2...Kd4
        3.Rd2#
  - 1...Kd5
    - 2.Ke3
      - 2...Ke5
        3.R2c5#
    - 2.Kf4
      - 2...Kd4
        3.Rd2#
  - 1...Ke5
    - 2.Rd2
      - 2...Kf5
        3.Rd5#

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