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 ":".
Laboratory
rats
infected
with
Borna
disease
virus
show
some
symptoms
similar
to
those
of
autism
but
blood
studies
of
autistic
children
show
no
evidence
of
infection
by
this
virus
.
Laboratory:O
rats:O
infected:O
with:O
Borna:other-disease
disease:other-disease
virus:O
show:O
some:O
symptoms:O
similar:O
to:O
those:O
of:O
autism:O
but:O
blood:O
studies:O
of:O
autistic:O
children:O
show:O
no:O
evidence:O
of:O
infection:O
by:O
this:O
virus:O
.:O