Parse this person name:

Meghan Owen-Johnson (1235-1287, flourished 1255-1278)
user
first_name: Meghan
last_name: Owen-Johnson
middle_names: []
temporal:
- start: 1235
  end: 1287
  type: life_span
- start: 1255
  end: 1278
  type: flourished
titles: []
extra_info: []
assistant