id	domain	url
american_scientific_journal-4014	asrjetsjournal.org	http://asrjetsjournal.org
american_scientific_journal-4014	asrjetsjournal.org	http://asrjetsjournal.org
american_scientific_journal-4014	en.wikipedia.org	https://en.wikipedia.org/wiki/iron
american_scientific_journal-4014	www.chemicalbook.com	www.chemicalbook.com/chemical
american_scientific_journal-4014	en.wikipedia.org	https://en.wikipedia.org/wiki/iron