Parse this person name:

Keith Myers (1747-1827, flourished 1762-1784)
user
first_name: Keith
last_name: Myers
middle_names: []
temporal:
- start: 1747
  end: 1827
  type: life_span
- start: 1762
  end: 1784
  type: flourished
titles: []
extra_info: []
assistant