Parse this person name:

Alois Heinz, 1821-1885, flourished 1842-1859
user
first_name: Alois
last_name: Heinz
middle_names: []
temporal:
- start: 1821
  end: 1885
  type: life_span
- start: 1842
  end: 1859
  type: flourished
titles: []
extra_info: []
assistant