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 ":".
The
adverse
effects
associated
with
oral
iron
supplements
prohibit
patients
from
completing
the
full
course
of
medication
.
The:O
adverse:O
effects:O
associated:O
with:O
oral:O
iron:other-chemicalthing
supplements:O
prohibit:O
patients:O
from:O
completing:O
the:O
full:O
course:O
of:O
medication:O
.:O