Parse this person name:

Sylvia Gonzaga (1338-1397, flourished 1356-1371)
user
first_name: Sylvia
last_name: Gonzaga
middle_names: []
temporal:
- start: 1338
  end: 1397
  type: life_span
- start: 1356
  end: 1371
  type: flourished
titles: []
extra_info: []
assistant