Parse this person name:

Merel van Saksen, 1312-1385, flourished 1331-1361
user
first_name: Merel
last_name: van Saksen
middle_names: []
temporal:
- start: 1312
  end: 1385
  type: life_span
- start: 1331
  end: 1361
  type: flourished
titles: []
extra_info: []
assistant