Parse this person name:

Arnaldo Pascarella (1785-1827, flourished 1809-1820)
user
first_name: Arnaldo
last_name: Pascarella
middle_names: []
temporal:
- start: 1785
  end: 1827
  type: life_span
- start: 1809
  end: 1820
  type: flourished
titles: []
extra_info: []
assistant