With no explanation, label each line with "O", "organization-company", "building-sportsfacility", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Spectacor
Management
Group
(
SMG
)
,
the
world
's
largest
private
facility
management
company
,
took
over
ownership
of
the
London
Arena
in
1994
.
Spectacor:organization-company
Management:organization-company
Group:organization-company
(:O
SMG:organization-company
):O
,:O
the:O
world:O
's:O
largest:O
private:O
facility:O
management:O
company:O
,:O
took:O
over:O
ownership:O
of:O
the:O
London:building-sportsfacility
Arena:building-sportsfacility
in:O
1994:O
.:O