Parse this person name:

Alejandra Tejada (1790-1839, flourished 1810-1829)
user
first_name: Alejandra
last_name: Tejada
middle_names: []
temporal:
- start: 1790
  end: 1839
  type: life_span
- start: 1810
  end: 1829
  type: flourished
titles: []
extra_info: []
assistant