Parse this person name:

Gottfried Gunpf (1936-2003, flourished 1953-1978)
user
first_name: Gottfried
last_name: Gunpf
middle_names: []
temporal:
- start: 1936
  end: 2003
  type: life_span
- start: 1953
  end: 1978
  type: flourished
titles: []
extra_info: []
assistant