Parse this person name:

Javi Gascón (1305-1345, flourished 1334-1340)
user
first_name: Javi
last_name: Gascón
middle_names: []
temporal:
- start: 1305
  end: 1345
  type: life_span
- start: 1334
  end: 1340
  type: flourished
titles: []
extra_info: []
assistant