Parse this person name:

Kirstin Börner (1948-1997, flourished 1971-1992)
user
first_name: Kirstin
last_name: Börner
middle_names: []
temporal:
- start: 1948
  end: 1997
  type: life_span
- start: 1971
  end: 1992
  type: flourished
titles: []
extra_info: []
assistant