Parse this person name:

Sigurd Haase (1841-1893, flourished 1856-1869)
user
first_name: Sigurd
last_name: Haase
middle_names: []
temporal:
- start: 1841
  end: 1893
  type: life_span
- start: 1856
  end: 1869
  type: flourished
titles: []
extra_info: []
assistant