With no explanation, label each line with "O", "product-ship", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
Crati
transports
coarse
sand
and
pebbles
in
its
channel
.
The:O
Crati:product-ship
transports:O
coarse:O
sand:O
and:O
pebbles:O
in:O
its:O
channel:O
.:O