Parse this person name:

Senn Mangel (1398-1464, flourished 1415-1445)
user
first_name: Senn
last_name: Mangel
middle_names: []
temporal:
- start: 1398
  end: 1464
  type: life_span
- start: 1415
  end: 1445
  type: flourished
titles: []
extra_info: []
assistant