Parse this person name:

Isolde Bonbach (1939-1981, flourished 1961-1972)
user
first_name: Isolde
last_name: Bonbach
middle_names: []
temporal:
- start: 1939
  end: 1981
  type: life_span
- start: 1961
  end: 1972
  type: flourished
titles: []
extra_info: []
assistant