| http://www.w3.org/ns/prov#value | - Assuming that there are sufficient funds, the call can be completed while verifying, based upon an identifier, such as a phone number, internet address, or a person's name or other identifier, that the party being called is pre-approved by the sponsor funding the account by checking with the database of approved numbers, by blocking all numbers except those in the data base, or by blocking all num
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