Parse this person name:

Ludger Bachmann, 1218-1270, flourished 1236-1265
user
first_name: Ludger
last_name: Bachmann
middle_names: []
temporal:
- start: 1218
  end: 1270
  type: life_span
- start: 1236
  end: 1265
  type: flourished
titles: []
extra_info: []
assistant