| http://www.w3.org/ns/prov#value | - In one embodiment ad impression records 313 may be listed including information relating to individual impressions served such as: advertiser name, the site on which the advertisement was served, the date and time the advertisement was served, the IP address to which the ad was served, location information such as zip code relating to where the ad was served, and a link to further details (if avai
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