With no explanation, label each line with "O", "person-actor", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
revue
also
featured
the
young
Alan
Arkin
and
Paul
Sand
.
The:O
revue:O
also:O
featured:O
the:O
young:O
Alan:person-actor
Arkin:person-actor
and:O
Paul:person-actor
Sand:person-actor
.:O