Represent the dialog for retrieving similar scenarios Speaker1: i can't get that song out of my head
Speaker2: which one?
Speaker1: that's the problem, i'm not really sure what song it is
Speaker1: i'm just humming it
Speaker2: who sings it?
Speaker1: i don't know either, it's driving me nuts!!!
Represent the dialog scenario for retrieval Speaker1 is humming a song but can't remember singer's name.
Represent the dialog scenario for retrieval Mary moved to Southampton in December.