<http://schema.org/description>
"A WebmasterWorld thread has complaints from a few advertisers that the Google Analytics conversion data is not importing properly into the Google AdWords screen.  This has been happening since about J"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-analytics-adwords-conversions-bug-16234.html>