With no explanation, label each line with "location-GPE", "O", "location-mountain", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
An
abrupt
cliff
known
as
the
``
Poike
ditch
``
spans
the
island
at
the
boundary
between
the
respective
lava
flows
from
Poike
and
Terevaka
.
An:O
abrupt:O
cliff:O
known:O
as:O
the:O
``:O
Poike:location-other
ditch:location-other
``:O
spans:O
the:O
island:O
at:O
the:O
boundary:O
between:O
the:O
respective:O
lava:O
flows:O
from:O
Poike:location-GPE
and:O
Terevaka:location-mountain
.:O