Parse this person name:

Bertrand Auger-Merle, 1705-1785, flourished 1727-1748
user
first_name: Bertrand
last_name: Auger-Merle
middle_names: []
temporal:
- start: 1705
  end: 1785
  type: life_span
- start: 1727
  end: 1748
  type: flourished
titles: []
extra_info: []
assistant