Parse this person name:

Léon Guillon, 1840-1898, flourished 1866-1876
user
first_name: Léon
last_name: Guillon
middle_names: []
temporal:
- start: 1840
  end: 1898
  type: life_span
- start: 1866
  end: 1876
  type: flourished
titles: []
extra_info: []
assistant