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
rise
and
fall
of
the
mountains
,
along
with
changes
in
sea
level
,
occurred
numerous
times
(
often
in
conjunction
)
.
The:O
rise:O
and:O
fall:O
of:O
the:O
mountains:O
,:O
along:O
with:O
changes:O
in:O
sea:O
level:O
,:O
occurred:O
numerous:O
times:O
(:O
often:O
in:O
conjunction:O
):O
.:O