Parse this person name:

Magnus Hering'Stey, 1408-1461, flourished 1433-1456
user
first_name: Magnus
last_name: Hering'Stey
middle_names: []
temporal:
- start: 1408
  end: 1461
  type: life_span
- start: 1433
  end: 1456
  type: flourished
titles: []
extra_info: []
assistant