Parse this person name:

Thierry Legendre, 1215-1273, flourished 1242-1264
user
first_name: Thierry
last_name: Legendre
middle_names: []
temporal:
- start: 1215
  end: 1273
  type: life_span
- start: 1242
  end: 1264
  type: flourished
titles: []
extra_info: []
assistant