Parse this person name:

Carla Kayla Mark Nicholas U. Contreras Sr., circa 1532-1561
user
first_name: Carla
last_name: Contreras
middle_names:
- Kayla
- Mark
- Nicholas
- U.
temporal:
- start: 1532
  end: 1561
  type: life_span
titles: []
extra_info: []
assistant