Parse this person name:

Dupont, Jules L. Émile., Sainte Lucie (born 1280)
user
first_name: Jules
last_name: Dupont
middle_names:
- L.
- Émile
temporal:
- start: 1280
  end: null
  type: life_span
titles: []
extra_info:
- Sainte Lucie
assistant