With no explanation, label each line with "location-GPE", "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Straight
hydrous
ethanol
as
an
automotive
fuel
has
been
widely
used
in
Brazil
since
the
late
1970s
for
neat
ethanol
vehicles
and
more
recently
for
flexible-fuel
vehicles
.
Straight:other-chemicalthing
hydrous:other-chemicalthing
ethanol:other-chemicalthing
as:O
an:O
automotive:O
fuel:O
has:O
been:O
widely:O
used:O
in:O
Brazil:location-GPE
since:O
the:O
late:O
1970s:O
for:O
neat:O
ethanol:O
vehicles:O
and:O
more:O
recently:O
for:O
flexible-fuel:O
vehicles:O
.:O