Parse this person name:

Matthew Beard (1436-1491, flourished 1455-1468)
user
first_name: Matthew
last_name: Beard
middle_names: []
temporal:
- start: 1436
  end: 1491
  type: life_span
- start: 1455
  end: 1468
  type: flourished
titles: []
extra_info: []
assistant