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Problem Display

PID: 130461 (8/4pp1K/B6p/1p6/3BP3/1pR5/rp4Pk/rR6 w - - 0 1)

Drnek, Josef

Casopis ceskoslovenskych sachistu, 1919

8/4pp1K/B6p/1p6/3BP3/1pR5/rp4Pk/rR6

#3

7 + 9

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Ra3
  - 2.Rxb2
    - threat
      - 3.Rh3#
    - 2...Kh1
      - 3.Rh3#
- 1...Ra5
  - 2.Rxb2
    - threat
      - 3.Rh3#
    - 2...Kh1
      - 3.Rh3#
- 1...Rxa6
  - 2.Rxb2
    - threat
      - 3.Rh3#
    - 2...Kh1
      - 3.Rh3#
- 1...b4
  - 2.Rh3+
    - 2...Kxg2
      - 3.Bf1#
Tries
- 1.Bxb5?
  - threat
    - 2.Bf1
      - threat
        3.Rh3#
      - 2...Kh1
        3.Rh3#
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#
  - 1...Kxg2
    - 2.Bf1+
      - 2...Kh1
        3.Rh3#
      - 2...Kh2
        3.Rh3#
  - 1...Ra4
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#
  - 1...Ra5
    - 2.Rxb2
      - threat
        3.Rh3#
      - 2...Kh1
        3.Rh3#
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#
  - 1...Ra8
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#
  - 1...e5
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#
  - 1...Rxb1!
- 1.Rxb2?
  - threat
    - 2.Rh3#
  - 1...Kh1
    - 2.Rh3#
  - 1...Rxb2!
Keys
- 1.e5!
  - threat
    - 2.Bb7
      - threat
        3.Rh3#
  - 1...Kxg2
    - 2.Bb7+
      - 2...Kh2
        3.Bg1#
  - 1...Rxb1
    - 2.Bb7
      - threat
        3.Rh3#
      - 2...Kh1
        3.Rh3#
  - 1...Rxa6
    - 2.Rxb2
      - threat
        3.Rh3#
      - 2...Kh1
        3.Rh3#
  - 1...b4
    - 2.Rh3+
      - 2...Kxg2
        3.Bf1#

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