Parse this person name:

John Johnson (1419-1470, flourished 1440-1455)
user
first_name: John
last_name: Johnson
middle_names: []
temporal:
- start: 1419
  end: 1470
  type: life_span
- start: 1440
  end: 1455
  type: flourished
titles: []
extra_info: []
assistant