Which US soap opera, which started on radio and moved to tv in 1952, ran for 72 years before ending in 2009?
which us soap opera, which started on radio and moved to tv in 1952, ran for 72 years before ending in 2009
FreebaseQA-train-17245.P0
soap opera
soap opera
m.06q7n
broadcast.genre.content
m.0b7zm4
guiding light