Parse this person name:

Gregory Payne (1450-1511, flourished 1478-1493)
user
first_name: Gregory
last_name: Payne
middle_names: []
temporal:
- start: 1450
  end: 1511
  type: life_span
- start: 1478
  end: 1493
  type: flourished
titles: []
extra_info: []
assistant