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 ":".
Big
companies
like
Home
Depot
,
Target
and
Dairy
Queen
suffered
from
Backoff
infection
and
many
more
smaller
companies
may
be
infected
.
Big:O
companies:O
like:O
Home:organization-company
Depot:organization-company
,:O
Target:organization-company
and:O
Dairy:organization-company
Queen:organization-company
suffered:O
from:O
Backoff:O
infection:O
and:O
many:O
more:O
smaller:O
companies:O
may:O
be:O
infected:O
.:O