Parse this person name:

Helen Staude, 1878-1931, flourished 1905-1926
user
first_name: Helen
last_name: Staude
middle_names: []
temporal:
- start: 1878
  end: 1931
  type: life_span
- start: 1905
  end: 1926
  type: flourished
titles: []
extra_info: []
assistant