Parse this person name:

Woldemar Koch II, 1251-1330, flourished 1281-1293
user
first_name: Woldemar
last_name: Koch II
middle_names: []
temporal:
- start: 1251
  end: 1330
  type: life_span
- start: 1281
  end: 1293
  type: flourished
titles: []
extra_info: []
assistant