With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
5
)
,
referring
to
the
change
of
the
Histrian
constitution
,
evolving
from
oligarchy
to
democracy
.
5:O
):O
,:O
referring:O
to:O
the:O
change:O
of:O
the:O
Histrian:O
constitution:O
,:O
evolving:O
from:O
oligarchy:O
to:O
democracy:O
.:O