Parse this person name:

Beatrice Pieper-Gehringer (1784-1839, flourished 1806-1831)
user
first_name: Beatrice
last_name: Pieper-Gehringer
middle_names: []
temporal:
- start: 1784
  end: 1839
  type: life_span
- start: 1806
  end: 1831
  type: flourished
titles: []
extra_info: []
assistant