Parse this person name:

Diethelm Weihmann, 1515-1580, flourished 1544-1562
user
first_name: Diethelm
last_name: Weihmann
middle_names: []
temporal:
- start: 1515
  end: 1580
  type: life_span
- start: 1544
  end: 1562
  type: flourished
titles: []
extra_info: []
assistant