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
waterfall
may
be
viewed
from
the
bottom
or
from
the
edge
of
a
rocky
outcrop
;
however
,
the
only
way
to
get
to
the
bottom
is
to
bushwhack
.
The:O
waterfall:O
may:O
be:O
viewed:O
from:O
the:O
bottom:O
or:O
from:O
the:O
edge:O
of:O
a:O
rocky:O
outcrop:O
;:O
however:O
,:O
the:O
only:O
way:O
to:O
get:O
to:O
the:O
bottom:O
is:O
to:O
bushwhack:O
.:O