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 ":".
Lentils
are
used
worldwide
to
cook
many
different
dishes
.
Lentils:product-food
are:O
used:O
worldwide:O
to:O
cook:O
many:O
different:O
dishes:O
.:O