Parse this person name:

Mariana Leon (1784-1825, flourished 1804-1816)
user
first_name: Mariana
last_name: Leon
middle_names: []
temporal:
- start: 1784
  end: 1825
  type: life_span
- start: 1804
  end: 1816
  type: flourished
titles: []
extra_info: []
assistant