Parse this person name:

Jurij Klemm (1715-1773, flourished 1744-1765)
user
first_name: Jurij
last_name: Klemm
middle_names: []
temporal:
- start: 1715
  end: 1773
  type: life_span
- start: 1744
  end: 1765
  type: flourished
titles: []
extra_info: []
assistant