Parse this person name:

Norbert Lübs, 1942-2009, flourished 1969-1990
user
first_name: Norbert
last_name: Lübs
middle_names: []
temporal:
- start: 1942
  end: 2009
  type: life_span
- start: 1969
  end: 1990
  type: flourished
titles: []
extra_info: []
assistant