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isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
n5appleinsider.
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:366789478
rdf:type
prov:Entity
prov:value
Unlike email, which has long used Internet standards to exchange messages between servers, IM providers each created their own proprietary protocols for sending IM, making it difficult or impossible for users on AIM, Yahoo, MSM and other IM services to connect with each other.
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n5:com
Subject Item
isap:228072256
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isa:366789478