Parse this person name:

Kian Middelkoop (1286-1361, flourished 1311-1329)
user
first_name: Kian
last_name: Middelkoop
middle_names: []
temporal:
- start: 1286
  end: 1361
  type: life_span
- start: 1311
  end: 1329
  type: flourished
titles: []
extra_info: []
assistant