Parse this person name:

Megan M. U. Bastiaanse, Eelderwolde, flourished 1377-1410
user
first_name: Megan
last_name: Bastiaanse
middle_names:
- M.
- U.
temporal:
- start: 1377
  end: 1410
  type: flourished
titles: []
extra_info:
- Eelderwolde
assistant