Parse this person name:

Imre Mitschke, 1221-1296, flourished 1237-1258
user
first_name: Imre
last_name: Mitschke
middle_names: []
temporal:
- start: 1221
  end: 1296
  type: life_span
- start: 1237
  end: 1258
  type: flourished
titles: []
extra_info: []
assistant