With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
ADAC
specialized
in
nuclear
medicine
and
nuclear
imaging
devices
.
ADAC:organization-company
specialized:O
in:O
nuclear:O
medicine:O
and:O
nuclear:O
imaging:O
devices:O
.:O