Parse this person name:

Livio Guarneri (1909-1985, flourished 1934-1954)
user
first_name: Livio
last_name: Guarneri
middle_names: []
temporal:
- start: 1909
  end: 1985
  type: life_span
- start: 1934
  end: 1954
  type: flourished
titles: []
extra_info: []
assistant