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 ":".
The
facility
was
expected
to
start
functioning
by
2012
.
The:O
facility:O
was:O
expected:O
to:O
start:O
functioning:O
by:O
2012:O
.:O