With no explanation, label each line with "O", "organization-company", "product-train", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
1978
the
depot
saw
its
first
expansion
as
British
Rail
decided
to
base
the
Class
370
Advanced
Passenger
Train
at
the
depot
.
In:O
1978:O
the:O
depot:O
saw:O
its:O
first:O
expansion:O
as:O
British:organization-company
Rail:organization-company
decided:O
to:O
base:O
the:O
Class:product-train
370:product-train
Advanced:product-train
Passenger:product-train
Train:product-train
at:O
the:O
depot:O
.:O