Parse this person name:

Roberta Stanton (1927-1992, flourished 1947-1960)
user
first_name: Roberta
last_name: Stanton
middle_names: []
temporal:
- start: 1927
  end: 1992
  type: life_span
- start: 1947
  end: 1960
  type: flourished
titles: []
extra_info: []
assistant