Parse this person name:

Hannes Walter (1413-1478, flourished 1431-1450)
user
first_name: Hannes
last_name: Walter
middle_names: []
temporal:
- start: 1413
  end: 1478
  type: life_span
- start: 1431
  end: 1450
  type: flourished
titles: []
extra_info: []
assistant