Parse this person name:

Celso Ayala (1913-1975, flourished 1943-1970)
user
first_name: Celso
last_name: Ayala
middle_names: []
temporal:
- start: 1913
  end: 1975
  type: life_span
- start: 1943
  end: 1970
  type: flourished
titles: []
extra_info: []
assistant