Parse this person name:

Linn Lensen, 1255-1317, flourished 1277-1295
user
first_name: Linn
last_name: Lensen
middle_names: []
temporal:
- start: 1255
  end: 1317
  type: life_span
- start: 1277
  end: 1295
  type: flourished
titles: []
extra_info: []
assistant