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 ":".
It
also
ran
the
Royal
Hudson
services
,
as
well
as
the
Premier
's
private
train
.
It:O
also:O
ran:O
the:O
Royal:organization-company
Hudson:organization-company
services:organization-company
,:O
as:O
well:O
as:O
the:O
Premier:O
's:O
private:O
train:O
.:O