Parse this person name:

Christoph Dehmel, 1752-1809, flourished 1774-1789
user
first_name: Christoph
last_name: Dehmel
middle_names: []
temporal:
- start: 1752
  end: 1809
  type: life_span
- start: 1774
  end: 1789
  type: flourished
titles: []
extra_info: []
assistant