: This is a common "tag" or username for a specific uploader/encoder who shares files on peer-to-peer (P2P) networks.
: Indicates the video is in High Definition (typically 720p or 1080p). Carolina.Annonymous.PutaLocura.2013.HD_iyutero....
The "solid content" you are likely referring to is a digital video file often distributed via torrents or file-sharing platforms. : This is a common "tag" or username
The search results for the specific filename "Carolina.Annonymous.PutaLocura.2013.HD_iyutero" indicate it is a title associated with adult entertainment content produced by the Spanish site in 2013 . Carolina.Annonymous.PutaLocura.2013.HD_iyutero....