Parse this person name:

Gary Mcpherson (1310-1366, flourished 1334-1351)
user
first_name: Gary
last_name: Mcpherson
middle_names: []
temporal:
- start: 1310
  end: 1366
  type: life_span
- start: 1334
  end: 1351
  type: flourished
titles: []
extra_info: []
assistant