Parse this person name:

Sandor Röhricht (1721-1800, flourished 1746-1775)
user
first_name: Sandor
last_name: Röhricht
middle_names: []
temporal:
- start: 1721
  end: 1800
  type: life_span
- start: 1746
  end: 1775
  type: flourished
titles: []
extra_info: []
assistant