Parse this person name:

Tilmann Walter (1448-1524, flourished 1467-1482)
user
first_name: Tilmann
last_name: Walter
middle_names: []
temporal:
- start: 1448
  end: 1524
  type: life_span
- start: 1467
  end: 1482
  type: flourished
titles: []
extra_info: []
assistant