Parse this person name:

Mark Miller, 1374-1443, flourished 1400-1422
user
first_name: Mark
last_name: Miller
middle_names: []
temporal:
- start: 1374
  end: 1443
  type: life_span
- start: 1400
  end: 1422
  type: flourished
titles: []
extra_info: []
assistant