Parse this person name:

James Stafford, 1215-1255, flourished 1236-1250
user
first_name: James
last_name: Stafford
middle_names: []
temporal:
- start: 1215
  end: 1255
  type: life_span
- start: 1236
  end: 1250
  type: flourished
titles: []
extra_info: []
assistant