With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
the
2012
U.S
.
presidential
election
Barack
Obama
received
78.3
percent
of
the
county
's
vote
.
In:O
the:O
2012:O
U.S:location-GPE
.:location-GPE
presidential:O
election:O
Barack:person-politician
Obama:person-politician
received:O
78.3:O
percent:O
of:O
the:O
county:O
's:O
vote:O
.:O