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PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
n4technologytell.
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:28619198
rdf:type
prov:Entity
prov:value
From there, you pick the number you want to call that is related to that contact (and the interface does provide images to tell whether the number is mobile or home, etc) and the device does all of the interacting with your phone.
prov:wasQuotedFrom
n4:com
Subject Item
isap:114520701
prov:wasDerivedFrom
isa:28619198