Parse this person name:

Nereida Royo (1796-1848, flourished 1818-1840)
user
first_name: Nereida
last_name: Royo
middle_names: []
temporal:
- start: 1796
  end: 1848
  type: life_span
- start: 1818
  end: 1840
  type: flourished
titles: []
extra_info: []
assistant