With no explanation, label each line with "location-GPE", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Brach
's
company
in
Chicago
started
making
candy
corn
in
the
1920s
.
Brach:person-other
's:O
company:O
in:O
Chicago:location-GPE
started:O
making:O
candy:O
corn:O
in:O
the:O
1920s:O
.:O