{HEAD ~ Semantic text features} are extracted from the associated text and {TAIL ~ the piece} of media content 
{ HEAD ~ Semantic text features } are extracted from the associated text and { TAIL ~ the piece } of media content
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH