{"version":"1.0","type":"link","title":"What does a copyleft license like the GPL require?","url":"https://uplaw.us/documents/question/what-does-a-copyleft-license-like-the-gpl-require-q6","provider_name":"UpLaw","provider_url":"https://uplaw.us/","author_name":"United States","thumbnail_url":"https://uplaw.us/og/a6edf5addb9ea3ae.png","thumbnail_width":1200,"thumbnail_height":630}