Parse this person name:

Liane Otto, 1241-1299, flourished 1270-1294
user
first_name: Liane
last_name: Otto
middle_names: []
temporal:
- start: 1241
  end: 1299
  type: life_span
- start: 1270
  end: 1294
  type: flourished
titles: []
extra_info: []
assistant