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 ":".
Porto
de
Mós
(
)
is
a
town
and
a
municipality
in
Leiria
District
in
Portugal
.
Porto:location-GPE
de:location-GPE
Mós:location-GPE
(:O
):O
is:O
a:O
town:O
and:O
a:O
municipality:O
in:O
Leiria:location-GPE
District:location-GPE
in:O
Portugal:location-GPE
.:O