Parse this person name:

Ryan Montgomery (1382-1423, flourished 1411-1418)
user
first_name: Ryan
last_name: Montgomery
middle_names: []
temporal:
- start: 1382
  end: 1423
  type: life_span
- start: 1411
  end: 1418
  type: flourished
titles: []
extra_info: []
assistant