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"AMA Event News The American Motorcyclist Association (AMA) is pleased to announce the 2011 dates for the country&amp;#8217;s premier annual celebration of motorcycling heritage...."^^<http://www.w3.org/2001/XMLSchema#string>
<https://ultimatemotorcycling.com/2010/11/10/ama-vintage-motorcycle-day-2011-dates/>