Parse this person name:

Merle Engels (1724-1786, flourished 1750-1763)
user
first_name: Merle
last_name: Engels
middle_names: []
temporal:
- start: 1724
  end: 1786
  type: life_span
- start: 1750
  end: 1763
  type: flourished
titles: []
extra_info: []
assistant