Parse this person name:

Mirthe Beijring (1262-1337, flourished 1283-1308)
user
first_name: Mirthe
last_name: Beijring
middle_names: []
temporal:
- start: 1262
  end: 1337
  type: life_span
- start: 1283
  end: 1308
  type: flourished
titles: []
extra_info: []
assistant