With no explanation, label each line with "other-disease", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
It
has
been
observed
that
patients
with
MERRF
syndrome
will
primarily
display
myoclonus
as
a
first
symptom
.
It:O
has:O
been:O
observed:O
that:O
patients:O
with:O
MERRF:other-disease
syndrome:O
will:O
primarily:O
display:O
myoclonus:O
as:O
a:O
first:O
symptom:O
.:O