Parse this person name:

Bettina Jäntsch (1695-1742, flourished 1714-1736)
user
first_name: Bettina
last_name: Jäntsch
middle_names: []
temporal:
- start: 1695
  end: 1742
  type: life_span
- start: 1714
  end: 1736
  type: flourished
titles: []
extra_info: []
assistant