Parse this person name:

Ranieri Galiazzo (1921-1977, flourished 1944-1968)
user
first_name: Ranieri
last_name: Galiazzo
middle_names: []
temporal:
- start: 1921
  end: 1977
  type: life_span
- start: 1944
  end: 1968
  type: flourished
titles: []
extra_info: []
assistant