Parse this person name:

Lawrence Boyer (1229-1279, flourished 1249-1262)
user
first_name: Lawrence
last_name: Boyer
middle_names: []
temporal:
- start: 1229
  end: 1279
  type: life_span
- start: 1249
  end: 1262
  type: flourished
titles: []
extra_info: []
assistant