Parse this person name:

Elma Knappe (1451-1510, flourished 1476-1505)
user
first_name: Elma
last_name: Knappe
middle_names: []
temporal:
- start: 1451
  end: 1510
  type: life_span
- start: 1476
  end: 1505
  type: flourished
titles: []
extra_info: []
assistant