Parse this person name:

Justin le Floch (1917-1963, flourished 1945-1958)
user
first_name: Justin
last_name: le Floch
middle_names: []
temporal:
- start: 1917
  end: 1963
  type: life_span
- start: 1945
  end: 1958
  type: flourished
titles: []
extra_info: []
assistant