Parse this person name:

Crystal Boyd (1202-1279, flourished 1226-1237)
user
first_name: Crystal
last_name: Boyd
middle_names: []
temporal:
- start: 1202
  end: 1279
  type: life_span
- start: 1226
  end: 1237
  type: flourished
titles: []
extra_info: []
assistant