Parse this person name:

Thomas Young (1511-1576, flourished 1540-1554)
user
first_name: Thomas
last_name: Young
middle_names: []
temporal:
- start: 1511
  end: 1576
  type: life_span
- start: 1540
  end: 1554
  type: flourished
titles: []
extra_info: []
assistant