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 ":".
The
recurrence
of
rheumatic
fever
is
relatively
common
in
the
absence
of
maintenance
of
low
dose
antibiotics
,
especially
during
the
first
three
to
five
years
after
the
first
episode
.
The:O
recurrence:O
of:O
rheumatic:other-disease
fever:other-disease
is:O
relatively:O
common:O
in:O
the:O
absence:O
of:O
maintenance:O
of:O
low:O
dose:O
antibiotics:O
,:O
especially:O
during:O
the:O
first:O
three:O
to:O
five:O
years:O
after:O
the:O
first:O
episode:O
.:O