id	domain	url
dad-10697	creativecommons.org	http://creativecommons.org/licenses/by/3.0/)
dad-10697	www.laurenceanthony.net	http://www.laurenceanthony.net/
dad-10697	www.lotpublications.nl	https://www.lotpublications.nl/documents/509_fulltext.pdf
dad-10697	www.r-project.org	http://www.r-project.org
dad-10697	www.lotpublications.nl	https://www.lotpublications.nl/documents/509_fulltext.pdf
dad-10697	ccl.pku.edu.cn:8080	http://ccl.pku.edu.cn:8080/ccl_corpus