Parse this person name:

Blas Carlos, 1448-1490, flourished 1473-1485
user
first_name: Blas
last_name: Carlos
middle_names: []
temporal:
- start: 1448
  end: 1490
  type: life_span
- start: 1473
  end: 1485
  type: flourished
titles: []
extra_info: []
assistant