<http://schema.org/target>
"https://helion.pl/search?q={search_term_string}&amp;utm_source=google&amp;utm_medium=search&amp;utm_campaign=search_organic"^^<http://www.w3.org/2001/XMLSchema#string>
<http://helion.pl/ksiazki/godzina-dziennie-z-web-analytics-stworz-dobra-strategie-e-marketingowa-avinash-kaushik,godweb.htm>