Parse this person name:

Jonathan Jekel (1241-1282, flourished 1264-1275)
user
first_name: Jonathan
last_name: Jekel
middle_names: []
temporal:
- start: 1241
  end: 1282
  type: life_span
- start: 1264
  end: 1275
  type: flourished
titles: []
extra_info: []
assistant