<1> <source> http://www.imdb.com/title/tt0402057/ <target> http://www.imdb.com/title/tt0402057/, http://en.wikipedia.org/wiki/Beowulf_%26_Grendel <description> Beowulf & Grendel 2005 

<2> <source> http://www.beowulf.org/ <target> oow <description> a cluster

<3> <source> http://en.wikipedia.org/wiki/Beowulf_(2007_film) <target> http://en.wikipedia.org/wiki/Beowulf_(2007_film) <description> a movie called BeoWulf

<4> <source> http://www.answers.com/topic/beowulf <target> http://en.wikipedia.org/wiki/Beowulf <description> the story

