Parse this person name:

Maximilian Koch II'Etzler (1200-1250, flourished 1227-1240)
user
first_name: Maximilian
last_name: Koch II'Etzler
middle_names: []
temporal:
- start: 1200
  end: 1250
  type: life_span
- start: 1227
  end: 1240
  type: flourished
titles: []
extra_info: []
assistant