Parse this person name:

Gianpietro Virgilio (1849-1891, flourished 1870-1886)
user
first_name: Gianpietro
last_name: Virgilio
middle_names: []
temporal:
- start: 1849
  end: 1891
  type: life_span
- start: 1870
  end: 1886
  type: flourished
titles: []
extra_info: []
assistant