With no explanation, label each line with "location-GPE", "O", "building-restaurant", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
outbreak
involved
73
Jack
in
the
Box
restaurants
in
California
,
Idaho
,
Washington
,
and
Nevada
,
and
has
been
described
as
``
far
and
away
the
most
infamous
food
poison
outbreak
in
contemporary
history
.
''
The:O
outbreak:O
involved:O
73:O
Jack:building-restaurant
in:building-restaurant
the:building-restaurant
Box:building-restaurant
restaurants:O
in:O
California:location-GPE
,:O
Idaho:location-GPE
,:O
Washington:location-GPE
,:O
and:O
Nevada:location-GPE
,:O
and:O
has:O
been:O
described:O
as:O
``:O
far:O
and:O
away:O
the:O
most:O
infamous:O
food:O
poison:O
outbreak:O
in:O
contemporary:O
history:O
.:O
'':O