Parse this person name:

Lex Janssen-Schenk (1306-1365, flourished 1334-1360)
user
first_name: Lex
last_name: Janssen-Schenk
middle_names: []
temporal:
- start: 1306
  end: 1365
  type: life_span
- start: 1334
  end: 1360
  type: flourished
titles: []
extra_info: []
assistant