Parse this person name:

Brian Nguyen (1690-1756, flourished 1712-1740)
user
first_name: Brian
last_name: Nguyen
middle_names: []
temporal:
- start: 1690
  end: 1756
  type: life_span
- start: 1712
  end: 1740
  type: flourished
titles: []
extra_info: []
assistant