Parse this person name:

Beatrice Kusch (1914-1975, flourished 1931-1960)
user
first_name: Beatrice
last_name: Kusch
middle_names: []
temporal:
- start: 1914
  end: 1975
  type: life_span
- start: 1931
  end: 1960
  type: flourished
titles: []
extra_info: []
assistant