Parse this person name:

Jet Heijmen (1337-1386, flourished 1364-1381)
user
first_name: Jet
last_name: Heijmen
middle_names: []
temporal:
- start: 1337
  end: 1386
  type: life_span
- start: 1364
  end: 1381
  type: flourished
titles: []
extra_info: []
assistant