Parse this person name:

Erna Johann (1492-1558, flourished 1512-1532)
user
first_name: Erna
last_name: Johann
middle_names: []
temporal:
- start: 1492
  end: 1558
  type: life_span
- start: 1512
  end: 1532
  type: flourished
titles: []
extra_info: []
assistant