| http://www.w3.org/ns/prov#value | - 7 Real-time one-on-one Internet communications service the notifies you when one or more people are online and then allows you to exchange messages, pictures, files, audio, and video 9 Interactive forms of media that allow users to interact with and publish to each other, generally by means of the Internet 10 A supportive system of sharing information and services among individuals and groups havi
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