Parse this person name:

Sönke Löchel (1866-1934, flourished 1884-1899)
user
first_name: Sönke
last_name: Löchel
middle_names: []
temporal:
- start: 1866
  end: 1934
  type: life_span
- start: 1884
  end: 1899
  type: flourished
titles: []
extra_info: []
assistant