Parse this person name:

Pierre Dias (1943-1992, flourished 1970-1983)
user
first_name: Pierre
last_name: Dias
middle_names: []
temporal:
- start: 1943
  end: 1992
  type: life_span
- start: 1970
  end: 1983
  type: flourished
titles: []
extra_info: []
assistant