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
site
is
also
used
for
bug
reporting
and
suggestions
.
The:O
site:O
is:O
also:O
used:O
for:O
bug:O
reporting:O
and:O
suggestions:O
.:O