Parse this person name:

Bjorn Lommert, 1459-1504, flourished 1483-1499
user
first_name: Bjorn
last_name: Lommert
middle_names: []
temporal:
- start: 1459
  end: 1504
  type: life_span
- start: 1483
  end: 1499
  type: flourished
titles: []
extra_info: []
assistant