With no explanation, label each line with "location-GPE", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Track
was
completed
from
Pittsfield
to
Hartland
in
1886
,
but
the
Monson
end
of
the
line
stopped
at
a
connection
with
the
Bangor
and
Aroostook
Railroad
.
Track:O
was:O
completed:O
from:O
Pittsfield:location-GPE
to:O
Hartland:location-GPE
in:O
1886:O
,:O
but:O
the:O
Monson:location-road/railway/highway/transit
end:O
of:O
the:O
line:O
stopped:O
at:O
a:O
connection:O
with:O
the:O
Bangor:location-road/railway/highway/transit
and:location-road/railway/highway/transit
Aroostook:location-road/railway/highway/transit
Railroad:location-road/railway/highway/transit
.:O