Parse this person name:

Piergiorgio Segni (1544-1600, flourished 1560-1590)
user
first_name: Piergiorgio
last_name: Segni
middle_names: []
temporal:
- start: 1544
  end: 1600
  type: life_span
- start: 1560
  end: 1590
  type: flourished
titles: []
extra_info: []
assistant