With no explanation, label each line with "O", "other-medical", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Hydralazine
is
a
medication
used
to
treat
high
blood
pressure
.
Hydralazine:other-medical
is:O
a:O
medication:O
used:O
to:O
treat:O
high:O
blood:O
pressure:O
.:O