With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Since
the
2011
local
government
reform
it
is
part
of
the
municipality
Messolonghi
,
of
which
it
is
a
municipal
unit
.
Since:O
the:O
2011:O
local:O
government:O
reform:O
it:O
is:O
part:O
of:O
the:O
municipality:O
Messolonghi:location-GPE
,:O
of:O
which:O
it:O
is:O
a:O
municipal:O
unit:O
.:O