Parse this person name:

Ernst-Otto Stey (1548-1590, flourished 1571-1585)
user
first_name: Ernst-Otto
last_name: Stey
middle_names: []
temporal:
- start: 1548
  end: 1590
  type: life_span
- start: 1571
  end: 1585
  type: flourished
titles: []
extra_info: []
assistant