This is likely an abbreviation for the movie title. In the context of 2016 releases, this almost certainly refers to Captain America: Civil War , one of the biggest blockbusters of that year.
: Refers to the video quality (High Definition 720p) sourced from a Blu-ray disc. Film Summary CACWSKMHD -2016- Www.SkymoviesHD.Email 720p Blu...
: This seems to be a reference to a website or service, likely related to where the file was obtained or shared from. The ".Email" part could imply that the website uses email for communication or perhaps verification. This is likely an abbreviation for the movie title