Parse this person name:

Niccolò Semitecolo, 1419-1496, flourished 1440-1466
user
first_name: Niccolò
last_name: Semitecolo
middle_names: []
temporal:
- start: 1419
  end: 1496
  type: life_span
- start: 1440
  end: 1466
  type: flourished
titles: []
extra_info: []
assistant