Parse this person name:

Benthe Backer (1950-2000, flourished 1968-1980)
user
first_name: Benthe
last_name: Backer
middle_names: []
temporal:
- start: 1950
  end: 2000
  type: life_span
- start: 1968
  end: 1980
  type: flourished
titles: []
extra_info: []
assistant