With no explanation, label each line with "O", "person-director", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
was
directed
by
George
Abbott
and
Jerome
Robbins
and
featured
choreography
by
Bob
Fosse
.
It:O
was:O
directed:O
by:O
George:person-director
Abbott:person-director
and:O
Jerome:person-director
Robbins:person-director
and:O
featured:O
choreography:O
by:O
Bob:person-artist/author
Fosse:person-artist/author
.:O