Parse this person name:

Cato Elbertse, 1921-1976, flourished 1942-1958
user
first_name: Cato
last_name: Elbertse
middle_names: []
temporal:
- start: 1921
  end: 1976
  type: life_span
- start: 1942
  end: 1958
  type: flourished
titles: []
extra_info: []
assistant