Parse this person name:

Daan Sterkman (1211-1288, flourished 1229-1253)
user
first_name: Daan
last_name: Sterkman
middle_names: []
temporal:
- start: 1211
  end: 1288
  type: life_span
- start: 1229
  end: 1253
  type: flourished
titles: []
extra_info: []
assistant