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 ":".
He
was
the
manager
of
the
Socialist
Electoral
League
(
SV
)
from
1973
,
and
deputy
chairman
of
the
new
Socialist
Left
Party
(
SV
)
from
1975
to
1977
.
He:O
was:O
the:O
manager:O
of:O
the:O
Socialist:organization-politicalparty
Electoral:organization-politicalparty
League:organization-politicalparty
(:O
SV:organization-politicalparty
):O
from:O
1973:O
,:O
and:O
deputy:O
chairman:O
of:O
the:O
new:O
Socialist:organization-politicalparty
Left:organization-politicalparty
Party:organization-politicalparty
(:O
SV:organization-politicalparty
):O
from:O
1975:O
to:O
1977:O
.:O