Parse this person name:

Étienne T. Lombard, Sainte Stéphane, 1913-1970
user
first_name: Étienne
last_name: Lombard
middle_names:
- T.
temporal:
- start: 1913
  end: 1970
  type: life_span
titles: []
extra_info:
- Sainte Stéphane
assistant