Parse this person name:

Ivan Ritacca, 1206-1274, flourished 1223-1250
user
first_name: Ivan
last_name: Ritacca
middle_names: []
temporal:
- start: 1206
  end: 1274
  type: life_span
- start: 1223
  end: 1250
  type: flourished
titles: []
extra_info: []
assistant