Parse this person name:

Romana Drub, 1440-1501, flourished 1456-1473
user
first_name: Romana
last_name: Drub
middle_names: []
temporal:
- start: 1440
  end: 1501
  type: life_span
- start: 1456
  end: 1473
  type: flourished
titles: []
extra_info: []
assistant