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 ":".
It
featured
a
sexy
robot
with
reflective
environment
mapping
and
human-like
motion
.
It:O
featured:O
a:O
sexy:O
robot:O
with:O
reflective:O
environment:O
mapping:O
and:O
human-like:O
motion:O
.:O