With no explanation, label each line with "O", "location-island", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
is
the
shortest
and
narrowest
stretch
of
waterway
separating
Wrangell
Island
from
the
mainland
,
connecting
Blake
Channel
and
Eastern
Passage
.
It:O
is:O
the:O
shortest:O
and:O
narrowest:O
stretch:O
of:O
waterway:O
separating:O
Wrangell:location-island
Island:location-island
from:O
the:O
mainland:O
,:O
connecting:O
Blake:location-bodiesofwater
Channel:location-bodiesofwater
and:O
Eastern:location-bodiesofwater
Passage:location-bodiesofwater
.:O