"Source: Freebase - The World's database". . "The Hitchhiker's Guide to the Galaxy Exhibition"@en. . . . . . _:Sbgrlrvk500. . "2005-05-28". "2005-11-27". . "True"^^. . . . . _:Sbgrlrvk500 "the_hitchhikers_guide_to_the_galaxy_exhibition". _:Sbgrlrvk500 .