With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
This
allowed
staff
to
utilize
the
electronic
database
and
to
review
customer
accounts
from
the
bookmobile
itself
.
This:O
allowed:O
staff:O
to:O
utilize:O
the:O
electronic:O
database:O
and:O
to:O
review:O
customer:O
accounts:O
from:O
the:O
bookmobile:O
itself:O
.:O