With no explanation, label each line with "other-livingthing", "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Developmental
vitamin
D
deficient
(
DVD
)
rats
have
decreased
levels
of
neurotrophic
factors
,
increased
mitosis
,
and
decreased
apoptosis
.
Developmental:other-chemicalthing
vitamin:other-chemicalthing
D:other-chemicalthing
deficient:O
(:O
DVD:other-chemicalthing
):O
rats:other-livingthing
have:O
decreased:O
levels:O
of:O
neurotrophic:O
factors:O
,:O
increased:O
mitosis:O
,:O
and:O
decreased:O
apoptosis:O
.:O