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 ":".
His
reports
concluded
that
Penicillin
in
this
context
,
should
be
used
early
in
the
treatment
of
infected
wound
rather
than
at
the
later
stage
of
chronic
suppuration
.
His:O
reports:O
concluded:O
that:O
Penicillin:other-medical
in:O
this:O
context:O
,:O
should:O
be:O
used:O
early:O
in:O
the:O
treatment:O
of:O
infected:O
wound:O
rather:O
than:O
at:O
the:O
later:O
stage:O
of:O
chronic:O
suppuration:O
.:O