With no explanation, label each line with "other-livingthing", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Presently
,
hedgehogs
are
classified
as
omnivorous
.
Presently:O
,:O
hedgehogs:other-livingthing
are:O
classified:O
as:O
omnivorous:O
.:O