Parse this person name:

Grzegorz Kraushaar, 1278-1335, flourished 1307-1323
user
first_name: Grzegorz
last_name: Kraushaar
middle_names: []
temporal:
- start: 1278
  end: 1335
  type: life_span
- start: 1307
  end: 1323
  type: flourished
titles: []
extra_info: []
assistant