id	domain	url
alkej-533	event.ua.pt	http://event.ua.pt/ds2005/manca3.pdf.
alkej-533	www.eere.energy.gov	http://www.eere.energy.gov/industry/imf/pd
alkej-533	event.ua.pt	http://event.ua.pt/ds2005/manca3.pdf.
alkej-533	www.eere.energy.gov	http://www.eere.energy.gov/industry/imf/pdfs/ibni.composite