Parse this person name:

Tess Steinmeiern, 1402-1450, flourished 1418-1443
user
first_name: Tess
last_name: Steinmeiern
middle_names: []
temporal:
- start: 1402
  end: 1450
  type: life_span
- start: 1418
  end: 1443
  type: flourished
titles: []
extra_info: []
assistant