Parse this person name:

Oscar Wiek (1921-2001, flourished 1949-1969)
user
first_name: Oscar
last_name: Wiek
middle_names: []
temporal:
- start: 1921
  end: 2001
  type: life_span
- start: 1949
  end: 1969
  type: flourished
titles: []
extra_info: []
assistant