Parse this person name:

Hans-Georg Weihmann (1830-1884, flourished 1851-1869)
user
first_name: Hans-Georg
last_name: Weihmann
middle_names: []
temporal:
- start: 1830
  end: 1884
  type: life_span
- start: 1851
  end: 1869
  type: flourished
titles: []
extra_info: []
assistant