Parse this person name:

Alejandro Téllez (1818-1883, flourished 1844-1871)
user
first_name: Alejandro
last_name: Téllez
middle_names: []
temporal:
- start: 1818
  end: 1883
  type: life_span
- start: 1844
  end: 1871
  type: flourished
titles: []
extra_info: []
assistant