Parse this person name:

Richard Oconnor (1723-1781, flourished 1741-1764)
user
first_name: Richard
last_name: Oconnor
middle_names: []
temporal:
- start: 1723
  end: 1781
  type: life_span
- start: 1741
  end: 1764
  type: flourished
titles: []
extra_info: []
assistant