Parse this person name:

Sten Kunen, 1446-1507, flourished 1476-1500
user
first_name: Sten
last_name: Kunen
middle_names: []
temporal:
- start: 1446
  end: 1507
  type: life_span
- start: 1476
  end: 1500
  type: flourished
titles: []
extra_info: []
assistant