With no explanation, label each line with "location-GPE", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
majority
of
Canada
's
grand
railway
hotels
were
built
by
three
railway
companies
,
Canadian
National
Railway
,
Canadian
Pacific
Railway
,
and
Grand
Trunk
Railway
.
The:O
majority:O
of:O
Canada:location-GPE
's:O
grand:O
railway:O
hotels:O
were:O
built:O
by:O
three:O
railway:O
companies:O
,:O
Canadian:organization-company
National:organization-company
Railway:organization-company
,:O
Canadian:organization-company
Pacific:organization-company
Railway:organization-company
,:O
and:O
Grand:organization-company
Trunk:organization-company
Railway:organization-company
.:O