Parse this person name:

Utz Kostolzin (1210-1278, flourished 1227-1252)
user
first_name: Utz
last_name: Kostolzin
middle_names: []
temporal:
- start: 1210
  end: 1278
  type: life_span
- start: 1227
  end: 1252
  type: flourished
titles: []
extra_info: []
assistant