Parse this person name:

Sabas Serna, 1288-1351, flourished 1303-1317
user
first_name: Sabas
last_name: Serna
middle_names: []
temporal:
- start: 1288
  end: 1351
  type: life_span
- start: 1303
  end: 1317
  type: flourished
titles: []
extra_info: []
assistant