Parse this person name:

Muhammed van der Velden-de Keijser (1560-1606, flourished 1578-1599)
user
first_name: Muhammed
last_name: van der Velden-de Keijser
middle_names: []
temporal:
- start: 1560
  end: 1606
  type: life_span
- start: 1578
  end: 1599
  type: flourished
titles: []
extra_info: []
assistant