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 ":".
As
the
1860
presidential
election
approached
and
impending
clouds
of
war
loomed
,
the
rhetoric
of
Cleveland
's
local
newspapers
became
increasingly
divided
.
As:O
the:O
1860:O
presidential:O
election:O
approached:O
and:O
impending:O
clouds:O
of:O
war:O
loomed:O
,:O
the:O
rhetoric:O
of:O
Cleveland:location-GPE
's:O
local:O
newspapers:O
became:O
increasingly:O
divided:O
.:O