Remove the background. and Rotoscoping. The removal of the background.

This video is the result of my work on the freelance service upwork.com
HTTPS://www.upwork.com/jobs/Removing-the-background-stock-video-the-subject-being-effected-all_~015df1962d5b7414bc
In this video the client had to remove the background on the video.
In the top you will see the original video.
below - processed video, after removing the background