Question: "Teletubbies say "Eh-oh!" is a single which contains a nursery rhyme that has been used in literature and popular culture as what?
{'answer': 'a metaphor and allusion', 'supporting_facts': [['Teletubbies say &quot;Eh-oh!&quot;', 0], ['Teletubbies say &quot;Eh-oh!&quot;', 1], ['Teletubbies say &quot;Eh-oh!&quot;', 7], ['Baa, Baa, Black Sheep', 0], ['Baa, Baa, Black Sheep', 7]]}