Relational ID System Extension Unique ID Parent Name Tier 1 Tier 2 Tier 3 Tier 4 1000 Content Environment Content Environment 1002 1000 Email Content Environment Email 1003 1000 Forum/Community Content Environment Forum/Community 1005 1000 Marketplace/eCommerce Content Environment Marketplace/eCommerce 1006 1000 Search Engine/Listings Content Environment Search Engine/Listings 1007 1000 Social Content Environment Social 1008 1000 Utility/Online Tool Content Environment Utility/Online Tool 1009 1000 Voice Activated Channels Content Environment Voice Activated Channels 092QD4 1000 General Content Environment General 1010 Content Purpose Content Purpose 1012 1010 Conversational Content Purpose Conversational 1014 1010 Entertainment Content Content Purpose Entertainment Content 5S2VRK 1010 Informational Content Purpose Informational 1011 5S2VRK Academic/Research Content Content Purpose Informational Academic/ResearchConent 1013 5S2VRK Educational Content Content Purpose Informational Educational Content 1017 5S2VRK Instructional Content Content Purpose Informational Instructional Content 1020 5S2VRK News Content Purpose Informational News BEZLLC 5S2VRK Opinion & Op-Ed Content Purpose Informational Opinions & Op-Eds 1021 5S2VRK Review Content Purpose Informational Review 1019 1010 Commerce Content Purpose Commerce 1215 Content Source Content Source 1216 1215 Professionally Produced Content Source Professionally Produced 1217 1215 User Generated Content Source User Generated 1218 1215 Aggregated/Curated Content Source Aggregated/Curated 1022 Content Form Factor Content Form Factor 1023 1022 Audio Content Form Factor Audio REJJOG 1023 Podcast Content Form Factor Audio Podcast 7OCXIZ 1023 Radio Content Form Factor Audio Radio MJDJZY 1023 Event Content Form Factor Audio Event 1024 1022 Images/Galleries Content Form Factor Images/Galleries 1026 1022 Mixed Content Form Factor Mixed 1027 1022 Textual Content Form Factor Textual 1028 1022 Video Content Form Factor Video C2UKBG 1028 Show Content Form Factor Video Show 3927X6 C2UKBG Episodic Show Content Form Factor Video Show Episodic Show Y2MK22 1028 Event Content Form Factor Video Event O3EQZQ 1028 Clip Content Form Factor Video Clip 20L2OV 1028 Movie Content Form Factor Video Movie 1004 1022 Game Content Form Factor Game 1029 1022 VR/AR Content Form Factor VR/AR MRkz4Q Brand Suitability and Risk Brand Suitability and Risk bsr001 MRkz4Q Floor Brand Suitability and Risk bsr002 MRkz4Q High Risk Brand Suitability and Risk bsr003 MRkz4Q Medium Risk Brand Suitability and Risk bsr004 MRkz4Q Low Risk Brand Suitability and Risk 1030 *Content Language Extension *Content Language Extension See ISO-639-1-alpha-2 1219 *Content Source Geo Extension *Content Source Geo Extension See ISO-3166-1-alpha-3