Parse this person name:

Gabriella Jäntsch, 1287-1330, flourished 1309-1324
user
first_name: Gabriella
last_name: Jäntsch
middle_names: []
temporal:
- start: 1287
  end: 1330
  type: life_span
- start: 1309
  end: 1324
  type: flourished
titles: []
extra_info: []
assistant