With no explanation, label each line with "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
They
were
seen
in
Season
4
around
the
Skarloey
Railway
and
the
docks
.
They:O
were:O
seen:O
in:O
Season:O
4:O
around:O
the:O
Skarloey:location-road/railway/highway/transit
Railway:location-road/railway/highway/transit
and:O
the:O
docks:O
.:O