Parse this person name:

Benjamin Robinson (1454-1502, flourished 1469-1484)
user
first_name: Benjamin
last_name: Robinson
middle_names: []
temporal:
- start: 1454
  end: 1502
  type: life_span
- start: 1469
  end: 1484
  type: flourished
titles: []
extra_info: []
assistant