Parse this person name:

Loiseau Thomas, Clémence Y. I. P., 1921-1956
user
first_name: Clémence
last_name: Loiseau Thomas
middle_names:
- Y.
- I.
- P.
temporal:
- start: 1921
  end: 1956
  type: life_span
titles: []
extra_info: []
assistant