Parse this person name:

Bertrand Fontaine'Guillou, 1215-1263, flourished 1232-1258
user
first_name: Bertrand
last_name: Fontaine'Guillou
middle_names: []
temporal:
- start: 1215
  end: 1263
  type: life_span
- start: 1232
  end: 1258
  type: flourished
titles: []
extra_info: []
assistant