Parse this person name:

Kim van 't Wel-Sam, 1381-1461, flourished 1402-1416
user
first_name: Kim
last_name: van 't Wel-Sam
middle_names: []
temporal:
- start: 1381
  end: 1461
  type: life_span
- start: 1402
  end: 1416
  type: flourished
titles: []
extra_info: []
assistant