With no explanation, label each line with "location-GPE", "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Also
part
of
the
treaty
Libby
Dam
in
Montana
was
completed
in
1975
.
Also:O
part:O
of:O
the:O
treaty:O
Libby:building-other
Dam:building-other
in:O
Montana:location-GPE
was:O
completed:O
in:O
1975:O
.:O