With no explanation, label each line with "O", "person-artist/author", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
was
written
by
Rich
Harrison
,
Usher
Raymond
and
James
Brown
,
and
produced
by
Harrison
and
Cory
Rooney
.
It:O
was:O
written:O
by:O
Rich:person-artist/author
Harrison:person-artist/author
,:O
Usher:person-artist/author
Raymond:person-artist/author
and:O
James:person-artist/author
Brown:person-artist/author
,:O
and:O
produced:O
by:O
Harrison:person-other
and:O
Cory:person-other
Rooney:person-other
.:O