Parse this person name:

Sevim Koch, 1233-1274, flourished 1261-1269
user
first_name: Sevim
last_name: Koch
middle_names: []
temporal:
- start: 1233
  end: 1274
  type: life_span
- start: 1261
  end: 1269
  type: flourished
titles: []
extra_info: []
assistant