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Problem Display

PID: 168022 (7B/8/8/8/1R2p3/1PP5/2k2P2/R3KBNb w Q - 0 1)

van Dijk, Johannes

Parallele 50, 1947

7B/8/8/8/1R2p3/1PP5/2k2P2/R3KBNb

#3

9 + 3

6490	yacpdb	2018

SOLUTION

COOKED
Sets
- 1...e3
  - 2.Bd3+
    - 2...Kb2
      - 3.c4#
    - 2...Kxd3
      - 3.0-0-0#
Tries
- 1.Bd3+?
  - 1...Kb2
    - 2.c4#
  - 1...Kxd3
    - 2.0-0-0#
  - 1...exd3!
Keys
- 1.Bc4!
  - threat
    - 2.Rba4
      - threat
        3.R4a2#
      - 2...Kb2
        3.R4a2#
  - 1...Kb2
    - 2.Rba4
      - threat
        3.R4a2#
      - 2...Kc2
        3.R4a2#
  - 1...e3
    - 2.Bd3+
      - 2...Kb2
        3.c4#
      - 2...Kxd3
        3.0-0-0#
- 1.Rba4!
  - threat
    - 2.Bc4
      - threat
        3.R4a2#
      - 2...Kb2
        3.R4a2#
  - 1...Kb2
    - 2.Bc4
      - threat
        3.R4a2#
      - 2...Kc2
        3.R4a2#
  - 1...Kxb3
    - 2.Bc4+
      - 2...Kb2
        3.R4a2#
      - 2...Kc2
        3.R4a2#
    - 2.R1a2
      - threat
        3.Bc4#
        3.R4a3#
  - 1...e3
    - 2.Bd3+
      - 2...Kb2
        3.Rb1#
      - 2...Kxb3
        3.Rb4#
      - 2...Kxd3
        3.0-0-0#

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