Parse this person name:

Tristan Gay (1305-1359, flourished 1334-1349)
user
first_name: Tristan
last_name: Gay
middle_names: []
temporal:
- start: 1305
  end: 1359
  type: life_span
- start: 1334
  end: 1349
  type: flourished
titles: []
extra_info: []
assistant