The string you provided is a standard "release name" used in file-sharing communities. Let's break it down:
DOTA.Dragons.Blood.S02.COMPLETE.720p.NF.WEBRip is a standardized release name typically found on file-sharing and indexing sites. It provides specific technical details about the media file: DOTA.Dragons.Blood : The title of the animated series based on the video game S02.COMPLETE DOTA.Dragons.Blood.S02.COMPLETE.720p.NF.WEBRip....
4 00:00:14,138 --> 00:00:16,349 They can rewrite the world. The string you provided is a standard "release