Parse this person name:

Mariana Trentin, 1235-1298, flourished 1251-1280
user
first_name: Mariana
last_name: Trentin
middle_names: []
temporal:
- start: 1235
  end: 1298
  type: life_span
- start: 1251
  end: 1280
  type: flourished
titles: []
extra_info: []
assistant