Parse this person name:

Zachary Kerr, 1630-1674, flourished 1646-1669
user
first_name: Zachary
last_name: Kerr
middle_names: []
temporal:
- start: 1630
  end: 1674
  type: life_span
- start: 1646
  end: 1669
  type: flourished
titles: []
extra_info: []
assistant