With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Until
2004
it
operated
as
the
third
largest
railway
in
Canada
,
providing
freight
,
passenger
,
and
excursion
rail
services
throughout
BC
on
2,320
km
(
1,440
mi
)
of
mainline
track
.
Until:O
2004:O
it:O
operated:O
as:O
the:O
third:O
largest:O
railway:O
in:O
Canada:location-GPE
,:O
providing:O
freight:O
,:O
passenger:O
,:O
and:O
excursion:O
rail:O
services:O
throughout:O
BC:location-GPE
on:O
2,320:O
km:O
(:O
1,440:O
mi:O
):O
of:O
mainline:O
track:O
.:O