With no explanation, label each line with "O", "organization-government/governmentagency", "other-law", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Later
that
year
,
in
``
Oregon
v.
Mitchell
``
(
1970
)
,
the
Supreme
Court
held
that
Congress
had
the
authority
to
lower
the
voting
age
qualification
in
federal
elections
,
but
not
the
authority
to
do
so
in
state
and
local
elections
.
Later:O
that:O
year:O
,:O
in:O
``:O
Oregon:other-law
v.:other-law
Mitchell:other-law
``:O
(:O
1970:O
):O
,:O
the:O
Supreme:organization-government/governmentagency
Court:organization-government/governmentagency
held:O
that:O
Congress:organization-government/governmentagency
had:O
the:O
authority:O
to:O
lower:O
the:O
voting:O
age:O
qualification:O
in:O
federal:O
elections:O
,:O
but:O
not:O
the:O
authority:O
to:O
do:O
so:O
in:O
state:O
and:O
local:O
elections:O
.:O