Parse this person name:

Guus Postma'Stoffelsz, 1276-1333, flourished 1297-1312
user
first_name: Guus
last_name: Postma'Stoffelsz
middle_names: []
temporal:
- start: 1276
  end: 1333
  type: life_span
- start: 1297
  end: 1312
  type: flourished
titles: []
extra_info: []
assistant