Parse this person name:

Irma Stein (1535-1581, flourished 1554-1576)
user
first_name: Irma
last_name: Stein
middle_names: []
temporal:
- start: 1535
  end: 1581
  type: life_span
- start: 1554
  end: 1576
  type: flourished
titles: []
extra_info: []
assistant