Parse this person name:

Melita Walter, 1427-1496, flourished 1450-1472
user
first_name: Melita
last_name: Walter
middle_names: []
temporal:
- start: 1427
  end: 1496
  type: life_span
- start: 1450
  end: 1472
  type: flourished
titles: []
extra_info: []
assistant