Parse this person name:

Kenneth Bowen (1449-1490, flourished 1467-1485)
user
first_name: Kenneth
last_name: Bowen
middle_names: []
temporal:
- start: 1449
  end: 1490
  type: life_span
- start: 1467
  end: 1485
  type: flourished
titles: []
extra_info: []
assistant