id	domain	url
stem-4878	www.cnn.com	https://www.cnn.com/2013/04/14/us/toni-morrison-fast-facts/index.html
stem-4878	books.google.com	https://books.google.com/books?id=ihbec1i_awuc&pg=pa38
stem-4878	books.google.com	https://books.google.com/books?id=ihbec1i_awuc&pg=pa38
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/isbn_(identifier
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/special:booksources/978-0312234027
stem-4878	www.newyorker.com	http://www.newyorker.com/magazine/2003/10/27/ghosts-in-the-house
stem-4878	www.newyorker.com	http://www.newyorker.com/magazine/2003/10/27/ghosts-in-the-house
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/the_new_yorker
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/the_new_yorker
stem-4878	www.nytimes.com	https://www.nytimes.com/books/98/01/11/home/28957.html
stem-4878	www.nytimes.com	https://www.nytimes.com/books/98/01/11/home/28957.html
stem-4878	www.abc.net.au	https://www.abc.net.au/news/2019-08-07/toni-morrison-nobel-prize-winning-author-dies-at-88/11390016
stem-4878	www.esquire.com	https://www.esquire.com/entertainment/books/a28622158/toni-morrison-death-obit-tribute
stem-4878	www.esquire.com	https://www.esquire.com/entertainment/books/a28622158/toni-morrison-death-obit-tribute
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/esquire_(magazine
stem-4878	www.democracynow.org	http://www.democracynow.org/2008/1/29/headlines
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/democracy_now
stem-4878	en.wikipedia.org	https://en.wikipedia.org/wiki/democracy_now