Parse this person name:

Cengiz Schäfer (1757-1825, flourished 1783-1793)
user
first_name: Cengiz
last_name: Schäfer
middle_names: []
temporal:
- start: 1757
  end: 1825
  type: life_span
- start: 1783
  end: 1793
  type: flourished
titles: []
extra_info: []
assistant