With no explanation, label each line with "location-GPE", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Charles
Marquis
Warren
(
December
16
,
1912
—
August
11
,
1990
)
was
an
American
motion
picture
and
television
writer
,
producer
,
and
director
who
specialized
in
Westerns
.
Charles:person-artist/author
Marquis:person-artist/author
Warren:person-artist/author
(:O
December:O
16:O
,:O
1912:O
—:O
August:O
11:O
,:O
1990:O
):O
was:O
an:O
American:location-GPE
motion:O
picture:O
and:O
television:O
writer:O
,:O
producer:O
,:O
and:O
director:O
who:O
specialized:O
in:O
Westerns:O
.:O