Parse this person name:

Wilfried Wesack (1925-1977, flourished 1948-1967)
user
first_name: Wilfried
last_name: Wesack
middle_names: []
temporal:
- start: 1925
  end: 1977
  type: life_span
- start: 1948
  end: 1967
  type: flourished
titles: []
extra_info: []
assistant