The string refers to a specific digital release of the second episode of the seventh season of the children's animated series, Mighty Express . Series Overview
: The show is set in the fictional town of Tracksville , a world where children run the train stations and collaborate with a team of sentient trains to complete various missions and solve problems. Mighty.Express.S07E02.720p.WEB.h264-SALT[eztv.r...
The file name follows a standard naming convention used by online release groups: : Season 7, Episode 2. 720p : The video resolution (high definition). The string refers to a specific digital release