Parse this person name:

Theobald Ziegert, 1219-1277, flourished 1249-1265
user
first_name: Theobald
last_name: Ziegert
middle_names: []
temporal:
- start: 1219
  end: 1277
  type: life_span
- start: 1249
  end: 1265
  type: flourished
titles: []
extra_info: []
assistant