Parse this person name:

Roy Gieß-Wesack, 1922-1997, flourished 1937-1947
user
first_name: Roy
last_name: Gieß-Wesack
middle_names: []
temporal:
- start: 1922
  end: 1997
  type: life_span
- start: 1937
  end: 1947
  type: flourished
titles: []
extra_info: []
assistant