With no explanation, label each line with "art-film", "O", "person-director", "person-actor", "art-broadcastprogram", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Jackass
Mail
is
a
1942
Western
comedy
film
directed
by
Norman
Z.
McLeod
and
starring
Wallace
Beery
and
Marjorie
Main
.
Jackass:art-film
Mail:art-film
is:O
a:O
1942:O
Western:O
comedy:O
film:O
directed:O
by:O
Norman:person-director
Z.:person-director
McLeod:person-director
and:O
starring:O
Wallace:person-actor
Beery:person-actor
and:O
Marjorie:person-actor
Main:person-actor
.:O