Parse this person name:

Graziano Mantegna (1436-1509, flourished 1454-1467)
user
first_name: Graziano
last_name: Mantegna
middle_names: []
temporal:
- start: 1436
  end: 1509
  type: life_span
- start: 1454
  end: 1467
  type: flourished
titles: []
extra_info: []
assistant