With no explanation, label each line with "location-GPE", "O", "other-language", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Aitoliko
(
Greek
:
Αιτωλικό
)
is
a
town
and
a
former
municipality
in
Aetolia-Acarnania
,
West
Greece
,
Greece
.
Aitoliko:location-GPE
(:O
Greek:other-language
::O
Αιτωλικό:location-GPE
):O
is:O
a:O
town:O
and:O
a:O
former:O
municipality:O
in:O
Aetolia-Acarnania:location-GPE
,:O
West:O
Greece:location-GPE
,:O
Greece:location-GPE
.:O