Parse this person name:

Patricia Dumas, 1426-1476, flourished 1451-1467
user
first_name: Patricia
last_name: Dumas
middle_names: []
temporal:
- start: 1426
  end: 1476
  type: life_span
- start: 1451
  end: 1467
  type: flourished
titles: []
extra_info: []
assistant