Parse this person name:

Hernán Alarcón, 1819-1894, flourished 1846-1864
user
first_name: Hernán
last_name: Alarcón
middle_names: []
temporal:
- start: 1819
  end: 1894
  type: life_span
- start: 1846
  end: 1864
  type: flourished
titles: []
extra_info: []
assistant