Parse this person name:

Margherita Ferrata'Grassi (1212-1273, flourished 1228-1238)
user
first_name: Margherita
last_name: Ferrata'Grassi
middle_names: []
temporal:
- start: 1212
  end: 1273
  type: life_span
- start: 1228
  end: 1238
  type: flourished
titles: []
extra_info: []
assistant