Parse this person name:

Pieter Claassen (1284-1362, flourished 1305-1327)
user
first_name: Pieter
last_name: Claassen
middle_names: []
temporal:
- start: 1284
  end: 1362
  type: life_span
- start: 1305
  end: 1327
  type: flourished
titles: []
extra_info: []
assistant