Parse this person name:

Madlen Becker (1740-1783, flourished 1763-1778)
user
first_name: Madlen
last_name: Becker
middle_names: []
temporal:
- start: 1740
  end: 1783
  type: life_span
- start: 1763
  end: 1778
  type: flourished
titles: []
extra_info: []
assistant