Parse this person name:

Nicholas Johnson (1443-1503, flourished 1471-1498)
user
first_name: Nicholas
last_name: Johnson
middle_names: []
temporal:
- start: 1443
  end: 1503
  type: life_span
- start: 1471
  end: 1498
  type: flourished
titles: []
extra_info: []
assistant