Parse this person name:

Jacob Shields (1445-1507, flourished 1468-1481)
user
first_name: Jacob
last_name: Shields
middle_names: []
temporal:
- start: 1445
  end: 1507
  type: life_span
- start: 1468
  end: 1481
  type: flourished
titles: []
extra_info: []
assistant