Parse this person name:

Samuel van Maasgouw, 1393-1457, flourished 1410-1425
user
first_name: Samuel
last_name: van Maasgouw
middle_names: []
temporal:
- start: 1393
  end: 1457
  type: life_span
- start: 1410
  end: 1425
  type: flourished
titles: []
extra_info: []
assistant