With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
1968
had
been
the
first
year
that
the
county
schools
were
completely
racially
integrated
,
making
the
previously
all-black
Douglass
High
School
available
as
it
closed
and
its
population
moved
to
other
county
schools
.
1968:O
had:O
been:O
the:O
first:O
year:O
that:O
the:O
county:O
schools:O
were:O
completely:O
racially:O
integrated:O
,:O
making:O
the:O
previously:O
all-black:O
Douglass:organization-education
High:organization-education
School:organization-education
available:O
as:O
it:O
closed:O
and:O
its:O
population:O
moved:O
to:O
other:O
county:O
schools:O
.:O