With no explanation, label each line with "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Under
these
bans
,
he
was
unable
to
openly
participate
on
the
Congress
Alliance
and
the
writing
of
the
Freedom
Charter
,
although
he
continued
to
be
consulted
in
secret
,
his
advice
being
greatly
respected
.
Under:O
these:O
bans:O
,:O
he:O
was:O
unable:O
to:O
openly:O
participate:O
on:O
the:O
Congress:organization-government/governmentagency
Alliance:organization-government/governmentagency
and:O
the:O
writing:O
of:O
the:O
Freedom:O
Charter:O
,:O
although:O
he:O
continued:O
to:O
be:O
consulted:O
in:O
secret:O
,:O
his:O
advice:O
being:O
greatly:O
respected:O
.:O