Parse this person name:

Lene Birnbaum, 1784-1854, flourished 1808-1838
user
first_name: Lene
last_name: Birnbaum
middle_names: []
temporal:
- start: 1784
  end: 1854
  type: life_span
- start: 1808
  end: 1838
  type: flourished
titles: []
extra_info: []
assistant