Parse this person name:

Marta Acosta, 1279-1340, flourished 1302-1327
user
first_name: Marta
last_name: Acosta
middle_names: []
temporal:
- start: 1279
  end: 1340
  type: life_span
- start: 1302
  end: 1327
  type: flourished
titles: []
extra_info: []
assistant