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 ":".
Also
,
past
medical
history
and
family
history
may
provide
indications
to
the
etiology
of
the
palpitations
.
Also:O
,:O
past:O
medical:O
history:O
and:O
family:O
history:O
may:O
provide:O
indications:O
to:O
the:O
etiology:O
of:O
the:O
palpitations:other-disease
.:O