Parse this person name:

Balthasar Steckel (1892-1939, flourished 1912-1924)
user
first_name: Balthasar
last_name: Steckel
middle_names: []
temporal:
- start: 1892
  end: 1939
  type: life_span
- start: 1912
  end: 1924
  type: flourished
titles: []
extra_info: []
assistant