Parse this person name:

Brandon Welch-Ross, 1704-1746, flourished 1719-1741
user
first_name: Brandon
last_name: Welch-Ross
middle_names: []
temporal:
- start: 1704
  end: 1746
  type: life_span
- start: 1719
  end: 1741
  type: flourished
titles: []
extra_info: []
assistant