Parse this person name:

Troy Williams, 1419-1481, flourished 1445-1461
user
first_name: Troy
last_name: Williams
middle_names: []
temporal:
- start: 1419
  end: 1481
  type: life_span
- start: 1445
  end: 1461
  type: flourished
titles: []
extra_info: []
assistant