Parse this person name:

Calvin Ramirez, 1903-1968, flourished 1933-1959
user
first_name: Calvin
last_name: Ramirez
middle_names: []
temporal:
- start: 1903
  end: 1968
  type: life_span
- start: 1933
  end: 1959
  type: flourished
titles: []
extra_info: []
assistant