With no explanation, label each line with "O", "person-politician", "location-park", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Pictured
Rocks
National
Lakeshore
was
authorized
on
October
15
,
1966
,
when
President
Lyndon
Johnson
signed
into
law
the
enabling
legislation
.
The:O
Pictured:location-park
Rocks:location-park
National:location-park
Lakeshore:location-park
was:O
authorized:O
on:O
October:O
15:O
,:O
1966:O
,:O
when:O
President:O
Lyndon:person-politician
Johnson:person-politician
signed:O
into:O
law:O
the:O
enabling:O
legislation:O
.:O