Parse this person name:

Matthew Arnold (1440-1508, flourished 1456-1481)
user
first_name: Matthew
last_name: Arnold
middle_names: []
temporal:
- start: 1440
  end: 1508
  type: life_span
- start: 1456
  end: 1481
  type: flourished
titles: []
extra_info: []
assistant