Parse this person name:

Elize Koster (1378-1438, flourished 1398-1419)
user
first_name: Elize
last_name: Koster
middle_names: []
temporal:
- start: 1378
  end: 1438
  type: life_span
- start: 1398
  end: 1419
  type: flourished
titles: []
extra_info: []
assistant