With no explanation, label each line with "O", "product-food", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Some
pasta
varieties
,
such
as
pizzoccheri
,
are
made
from
buckwheat
flour
.
Some:O
pasta:O
varieties:O
,:O
such:O
as:O
pizzoccheri:product-food
,:O
are:O
made:O
from:O
buckwheat:O
flour:O
.:O