With no explanation, label each line with "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Cholecalciferol
is
produced
industrially
for
use
in
vitamin
supplements
and
to
fortify
foods
.
Cholecalciferol:other-chemicalthing
is:O
produced:O
industrially:O
for:O
use:O
in:O
vitamin:O
supplements:O
and:O
to:O
fortify:O
foods:O
.:O