Parse this person name:

Gertrude Fiebig (1733-1796, flourished 1752-1765)
user
first_name: Gertrude
last_name: Fiebig
middle_names: []
temporal:
- start: 1733
  end: 1796
  type: life_span
- start: 1752
  end: 1765
  type: flourished
titles: []
extra_info: []
assistant