With no explanation, label each line with "O", "organization-politicalparty", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
At
the
same
time
,
the
Rwandan
Patriotic
Front
took
control
of
the
country
and
is
still
the
ruling
party
.
At:O
the:O
same:O
time:O
,:O
the:O
Rwandan:organization-politicalparty
Patriotic:organization-politicalparty
Front:organization-politicalparty
took:O
control:O
of:O
the:O
country:O
and:O
is:O
still:O
the:O
ruling:O
party:O
.:O