With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
The
song
became
so
popular
that
it
was
added
in
the
movie
later
.
The:O
song:O
became:O
so:O
popular:O
that:O
it:O
was:O
added:O
in:O
the:O
movie:O
later:O
.:O