Parse this person name:

Denis Hecker, 1410-1463, flourished 1426-1442
user
first_name: Denis
last_name: Hecker
middle_names: []
temporal:
- start: 1410
  end: 1463
  type: life_span
- start: 1426
  end: 1442
  type: flourished
titles: []
extra_info: []
assistant