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 ":".
It
was
during
this
period
that
the
Left
Wing
Section
of
the
Socialist
Party
emerged
as
an
organized
faction
.
It:O
was:O
during:O
this:O
period:O
that:O
the:O
Left:O
Wing:O
Section:O
of:O
the:O
Socialist:organization-politicalparty
Party:organization-politicalparty
emerged:O
as:O
an:O
organized:O
faction:O
.:O