1. A non-transitory computer-readable medium storing instructions for controlling a computing device to generate description records from media content, the instructions comprising: based on media content, generating non-hierarchical entity relation graph descriptions for at least one multimedia type, wherein the non-hierarchical entity relation graph descriptions are associated with communication between multimedia objects; and integrating the multimedia object descriptions and the entity relation graph descriptions to generate at least one description record to represent content embedded within the multimedia content.
11. The non-transitory computer-readable medium of claim 1 , wherein generating entity relation graph descriptions further generates the entity relation graph descriptions of the multimedia object descriptions based on relationships of multimedia objects represented by the multimedia object descriptions, wherein the relationships are selected from the group comprising media feature relationships, semantic feature relationships, temporal feature relationships, and spatial feature relationships.