With no explanation, label each line with "art-broadcastprogram", "O", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
``
Have
You
Seen
This
Snail
?
''
``:O
Have:art-broadcastprogram
You:art-broadcastprogram
Seen:art-broadcastprogram
This:art-broadcastprogram
Snail:art-broadcastprogram
?:O
'':O