Parse this person name:

Mechthilde Stadelmann, 1267-1347, flourished 1284-1302
user
first_name: Mechthilde
last_name: Stadelmann
middle_names: []
temporal:
- start: 1267
  end: 1347
  type: life_span
- start: 1284
  end: 1302
  type: flourished
titles: []
extra_info: []
assistant