With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Air
travel
is
the
only
way
to
reach
the
far-north
community
of
Old
Crow
.
Air:O
travel:O
is:O
the:O
only:O
way:O
to:O
reach:O
the:O
far-north:O
community:location-other
of:location-other
Old:location-other
Crow:location-other
.:O