Parse this person name:

Magnus Beyer, 1306-1380, flourished 1334-1351
user
first_name: Magnus
last_name: Beyer
middle_names: []
temporal:
- start: 1306
  end: 1380
  type: life_span
- start: 1334
  end: 1351
  type: flourished
titles: []
extra_info: []
assistant