With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1883
it
was
taken
over
by
the
Glasgow
and
South
Western
Railway
(
G
&
amp
;
SWR
)
and
it
became
their
headquarters
.
In:O
1883:O
it:O
was:O
taken:O
over:O
by:O
the:O
Glasgow:organization-company
and:organization-company
South:organization-company
Western:organization-company
Railway:organization-company
(:O
G:organization-company
&:organization-company
amp:organization-company
;:organization-company
SWR:organization-company
):O
and:O
it:O
became:O
their:O
headquarters:O
.:O