Parse this person name:

Gérard Chantal Olivier Antoine Wagner, Lacroixboeuf, flourished 1942-1963
user
first_name: Gérard
last_name: Wagner
middle_names:
- Chantal
- Olivier
- Antoine
temporal:
- start: 1942
  end: 1963
  type: flourished
titles: []
extra_info:
- Lacroixboeuf
assistant