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 ":".
When
MGM
was
split
in
1980
into
two
companies
,
a
movie
studio
and
a
casino
hotel
company
,
he
remained
with
the
latter
,
MGM
Grand
Hotels
,
Inc
.
,
as
its
chairman
and
chief
executive
officer
.
When:O
MGM:organization-company
was:O
split:O
in:O
1980:O
into:O
two:O
companies:O
,:O
a:O
movie:O
studio:O
and:O
a:O
casino:O
hotel:O
company:O
,:O
he:O
remained:O
with:O
the:O
latter:O
,:O
MGM:organization-company
Grand:organization-company
Hotels:organization-company
,:organization-company
Inc:organization-company
.:O
,:O
as:O
its:O
chairman:O
and:O
chief:O
executive:O
officer:O
.:O