Parse this person name:

Ruth Sanders, 1753-1800, flourished 1777-1793
user
first_name: Ruth
last_name: Sanders
middle_names: []
temporal:
- start: 1753
  end: 1800
  type: life_span
- start: 1777
  end: 1793
  type: flourished
titles: []
extra_info: []
assistant