Parse this person name:

Alfred Lebrun (1329-1379, flourished 1347-1358)
user
first_name: Alfred
last_name: Lebrun
middle_names: []
temporal:
- start: 1329
  end: 1379
  type: life_span
- start: 1347
  end: 1358
  type: flourished
titles: []
extra_info: []
assistant