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 ":".
Traffic
bound
for
U.S.
20
West
from
I-291
takes
Exit
1B
.
Traffic:O
bound:O
for:O
U.S.:location-road/railway/highway/transit
20:location-road/railway/highway/transit
West:location-road/railway/highway/transit
from:O
I-291:location-road/railway/highway/transit
takes:O
Exit:location-road/railway/highway/transit
1B:location-road/railway/highway/transit
.:O