With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
It
focuses
on
seven
African-
American
characters
in
the
year
1948
.
It:O
focuses:O
on:O
seven:O
African-:location-GPE
American:location-GPE
characters:O
in:O
the:O
year:O
1948:O
.:O