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 ":".
The
name
comes
from
a
gap
to
the
west
of
town
that
sheltered
buffalo
herds
in
earlier
times
.
The:O
name:O
comes:O
from:O
a:O
gap:O
to:O
the:O
west:O
of:O
town:O
that:O
sheltered:O
buffalo:O
herds:O
in:O
earlier:O
times:O
.:O