Parse this person name:

Liz de Backer (1743-1816, flourished 1761-1789)
user
first_name: Liz
last_name: de Backer
middle_names: []
temporal:
- start: 1743
  end: 1816
  type: life_span
- start: 1761
  end: 1789
  type: flourished
titles: []
extra_info: []
assistant