With no explanation, label each line with "O", "organization-politicalparty", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
ban
on
the
party
was
lifted
in
1990
when
the
ANC
and
other
anti-apartheid
organisations
and
individuals
were
also
unbanned
,
and
African
National
Congress
leader
Nelson
Mandela
was
released
from
prison
.
The:O
ban:O
on:O
the:O
party:O
was:O
lifted:O
in:O
1990:O
when:O
the:O
ANC:organization-politicalparty
and:O
other:O
anti-apartheid:O
organisations:O
and:O
individuals:O
were:O
also:O
unbanned:O
,:O
and:O
African:organization-politicalparty
National:organization-politicalparty
Congress:organization-politicalparty
leader:O
Nelson:person-politician
Mandela:person-politician
was:O
released:O
from:O
prison:O
.:O