Parse this person name:

Margaud Julien (1272-1314, flourished 1294-1309)
user
first_name: Margaud
last_name: Julien
middle_names: []
temporal:
- start: 1272
  end: 1314
  type: life_span
- start: 1294
  end: 1309
  type: flourished
titles: []
extra_info: []
assistant