With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
However
,
Sears
did
not
accept
trade-ins
from
Allstate
buyers
,
and
there
may
have
been
reluctance
to
buy
a
car
through
a
department
store
where
service
was
thought
to
be
questionable
.
However:O
,:O
Sears:organization-company
did:O
not:O
accept:O
trade-ins:O
from:O
Allstate:organization-company
buyers:O
,:O
and:O
there:O
may:O
have:O
been:O
reluctance:O
to:O
buy:O
a:O
car:O
through:O
a:O
department:O
store:O
where:O
service:O
was:O
thought:O
to:O
be:O
questionable:O
.:O