Parse this person name:

Christian Ernst, 1531-1573, flourished 1546-1566
user
first_name: Christian
last_name: Ernst
middle_names: []
temporal:
- start: 1531
  end: 1573
  type: life_span
- start: 1546
  end: 1566
  type: flourished
titles: []
extra_info: []
assistant