Parse this person name:

Mattias Wesack (1411-1473, flourished 1439-1468)
user
first_name: Mattias
last_name: Wesack
middle_names: []
temporal:
- start: 1411
  end: 1473
  type: life_span
- start: 1439
  end: 1468
  type: flourished
titles: []
extra_info: []
assistant