Parse this person name:

Sebastiaan Dirksen, 1343-1406, flourished 1366-1395
user
first_name: Sebastiaan
last_name: Dirksen
middle_names: []
temporal:
- start: 1343
  end: 1406
  type: life_span
- start: 1366
  end: 1395
  type: flourished
titles: []
extra_info: []
assistant