With no explanation, label each line with "O", "location-road/railway/highway/transit", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
nearest
railway
station
is
Mathurapur
Road
in
Sealdah
South
section
.
The:O
nearest:O
railway:O
station:O
is:O
Mathurapur:location-road/railway/highway/transit
Road:location-road/railway/highway/transit
in:O
Sealdah:location-other
South:location-other
section:location-other
.:O