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 ":".
The
Road
Zipper
variant
has
been
in
existence
since
1984-1985
.
The:O
Road:location-road/railway/highway/transit
Zipper:location-road/railway/highway/transit
variant:O
has:O
been:O
in:O
existence:O
since:O
1984-1985:O
.:O