| http://www.w3.org/ns/prov#value | - If the request concerns an object that is stored on the database associated with the OPS, the request is sent as a message to the mobile call center and via the data switching node to the OPS. The OPS looks up the position of the object for which the geographical position is requested and sends as message containing the retrieved position to the first (requesting) MP, eventually including the accu
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