Parse this person name:

Ricciotti Sismondi (1911-1984, flourished 1934-1964)
user
first_name: Ricciotti
last_name: Sismondi
middle_names: []
temporal:
- start: 1911
  end: 1984
  type: life_span
- start: 1934
  end: 1964
  type: flourished
titles: []
extra_info: []
assistant