Parse this person name:

William Ward, 1424-1493, flourished 1448-1464
user
first_name: William
last_name: Ward
middle_names: []
temporal:
- start: 1424
  end: 1493
  type: life_span
- start: 1448
  end: 1464
  type: flourished
titles: []
extra_info: []
assistant