Parse this person name:

Maggie Danielle Julie R. Legrand, Raynaud, 1222-1300
user
first_name: Maggie
last_name: Legrand
middle_names:
- Danielle
- Julie
- R.
temporal:
- start: 1222
  end: 1300
  type: life_span
titles: []
extra_info:
- Raynaud
assistant