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Problem Display

PID: 176657 (R2b4/8/n1P5/k7/N1K5/8/8/8 w - - 0 1)

Palatz, Franz Ferdinand Ludwig

Schach-Echo, 1940

R2b4/8/n1P5/k7/N1K5/8/8/8

#3

4 + 3

6490	yacpdb	2018

SOLUTION

SOUND
Sets
- 1...Bc7
  - 2.Sc5
    - threat
      - 3.Rxa6#
    - 2...Kb6
      - 3.Rxa6#
Keys
- 1.c7!
  - threat
    - 2.cxd8Q+
      - 2...Kxa4
        3.Rxa6#
    - 2.cxd8S
      - 2...Kxa4
        3.Rxa6#
    - 2.cxd8B+
      - 2...Kxa4
        3.Rxa6#
    - 2.cxd8R
      - 2...Kxa4
        3.Rxa6#
  - 1...Bxc7
    - 2.Sc5
      - threat
        3.Rxa6#
      - 2...Kb6
        3.Rxa6#
  - 1...Bh4
    - 2.c8Q
      - threat
        3.Rxa6#
        3.Qxa6#
      - 2...Kxa4
        3.Rxa6#
        3.Qxa6#
    - 2.c8B
      - threat
        3.Rxa6#
      - 2...Kxa4
        3.Rxa6#
  - 1...Bg5
    - 2.c8Q
      - threat
        3.Rxa6#
        3.Qxa6#
      - 2...Kxa4
        3.Rxa6#
        3.Qxa6#
    - 2.c8B
      - threat
        3.Rxa6#
      - 2...Kxa4
        3.Rxa6#
  - 1...Bf6
    - 2.c8Q
      - threat
        3.Rxa6#
        3.Qxa6#
      - 2...Kxa4
        3.Rxa6#
        3.Qxa6#
    - 2.c8B
      - threat
        3.Rxa6#
      - 2...Kxa4
        3.Rxa6#
  - 1...Be7
    - 2.c8Q
      - threat
        3.Rxa6#
        3.Qxa6#
      - 2...Kxa4
        3.Rxa6#
        3.Qxa6#
    - 2.c8B
      - threat
        3.Rxa6#
      - 2...Kxa4
        3.Rxa6#

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