Parse this person name:

Darlene Spencer (1447-1506, flourished 1471-1498)
user
first_name: Darlene
last_name: Spencer
middle_names: []
temporal:
- start: 1447
  end: 1506
  type: life_span
- start: 1471
  end: 1498
  type: flourished
titles: []
extra_info: []
assistant