Parse this person name:

Irma Krebs (1667-1726, flourished 1697-1718)
user
first_name: Irma
last_name: Krebs
middle_names: []
temporal:
- start: 1667
  end: 1726
  type: life_span
- start: 1697
  end: 1718
  type: flourished
titles: []
extra_info: []
assistant