id	domain	url
crln-8140	www.pewinternet.org	www.pewinternet.org/pdfs/pip_futureinternet3.pdf
crln-8140	www.nea.gov	www.nea.gov/news/news09/readingonrise.html
crln-8140	www.humanitiesindicators.org	www.humanitiesindicators.org/humanitiesdata.aspx