Parse this person name:

Ladislaus Rosenow (1939-1994, flourished 1967-1989)
user
first_name: Ladislaus
last_name: Rosenow
middle_names: []
temporal:
- start: 1939
  end: 1994
  type: life_span
- start: 1967
  end: 1989
  type: flourished
titles: []
extra_info: []
assistant