With no explanation, label each line with "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Over
a
person
's
lifetime
,
the
prostate
experiences
constant
growth
due
to
the
conversion
of
testosterone
to
dihydrotestosterone
.
Over:O
a:O
person:O
's:O
lifetime:O
,:O
the:O
prostate:O
experiences:O
constant:O
growth:O
due:O
to:O
the:O
conversion:O
of:O
testosterone:other-biologything
to:O
dihydrotestosterone:other-biologything
.:O