Parse this person name:

Sep Janse (1634-1687, flourished 1659-1676)
user
first_name: Sep
last_name: Janse
middle_names: []
temporal:
- start: 1634
  end: 1687
  type: life_span
- start: 1659
  end: 1676
  type: flourished
titles: []
extra_info: []
assistant