Parse this person name:

Jeffrey Griffith, 1516-1564, flourished 1545-1559
user
first_name: Jeffrey
last_name: Griffith
middle_names: []
temporal:
- start: 1516
  end: 1564
  type: life_span
- start: 1545
  end: 1559
  type: flourished
titles: []
extra_info: []
assistant