Parse this person name:

Herwig Seidel, 1934-2011, flourished 1951-1972
user
first_name: Herwig
last_name: Seidel
middle_names: []
temporal:
- start: 1934
  end: 2011
  type: life_span
- start: 1951
  end: 1972
  type: flourished
titles: []
extra_info: []
assistant