With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
However
,
the
outflow
of
the
hurricane
sheared
the
depression
and
sapped
its
energy
.
However:O
,:O
the:O
outflow:O
of:O
the:O
hurricane:O
sheared:O
the:O
depression:O
and:O
sapped:O
its:O
energy:O
.:O