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Problem Display

PID: 130392 (8/2K5/3Rp3/1k6/N7/8/1P1P4/1R6 w - - 0 1)

Cumpe, Josef

Casopis ceskoslovenskych sachistu, 1924

8/2K5/3Rp3/1k6/N7/8/1P1P4/1R6

#3

6 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Kxa4
  - 2.Rb6
    - threat
      - 3.Ra1#
    - 2...Ka5
      - 3.Ra1#
Tries
- 1.Rd4?
  - 1...Ka5
    - 2.Sc3
      - threat
        3.Ra1#
        3.Ra4#
      - 2...Ka6
        3.Ra1#
        3.Ra4#
  - 1...Ka6
    - 2.Sc3
      - threat
        3.Ra1#
        3.Ra4#
      - 2...Ka5
        3.Ra1#
        3.Ra4#
      - 2...Ka7
        3.Ra1#
        3.Ra4#
  - 1...e5!
- 1.Rb6+?
  - 1...Ka5
    - 2.Sc3
      - 2...e5
        3.Ra1#
        3.b4#
    - 2.Sc5
      - 2...e5
        3.Ra1#
        3.b4#
    - 2.Ra1
      - 2...e5
        3.Sc3#
        3.Sc5#
        3.b4#
  - 1...Kc4!
Keys
- 1.b4!
  - 1...Kxa4
    - 2.b5
      - threat
        3.Ra6#
      - 2...Ka3
        3.Ra6#
      - 2...Ka5
        3.Ra6#
  - 1...Kc4
    - 2.Kb6
      - 2...e5
        3.d3#
    - 2.Kc6
      - 2...e5
        3.Sb6#
        3.d3#
    - 2.d3+
      - 2...Kb5
        3.Sc3#
    - 2.b5
      - 2...e5
        3.d3#
  - 1...e5
    - 2.Rd5+
      - 2...Kxa4
        3.Ra5#
      - 2...Kc4
        3.Sb6#
      - 2...Ka6
        3.Ra5#

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