Parse this person name:

Arthur Mary (1711-1779, flourished 1731-1759)
user
first_name: Arthur
last_name: Mary
middle_names: []
temporal:
- start: 1711
  end: 1779
  type: life_span
- start: 1731
  end: 1759
  type: flourished
titles: []
extra_info: []
assistant