Parse this person name:

De Oliveira, Océane Luc., Lainedan (1241-1275)
user
first_name: Océane
last_name: De Oliveira
middle_names:
- Luc
temporal:
- start: 1241
  end: 1275
  type: life_span
titles: []
extra_info:
- Lainedan
assistant