Parse this person name:

Lecoq Pineau, William J. Théodore K., 1385-
user
first_name: William
last_name: Lecoq Pineau
middle_names:
- J.
- Théodore
- K.
temporal:
- start: 1385
  end: null
  type: life_span
titles: []
extra_info: []
assistant