With no explanation, label each line with "location-GPE", "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
11
(
,
BA11
)
is
one
of
the
most
important
military
airbases
in
Portugal
,
northwest
of
Beja
,
north
of
Algarve
.
11:O
(:O
,:O
BA11:building-other
):O
is:O
one:O
of:O
the:O
most:O
important:O
military:O
airbases:O
in:O
Portugal:location-GPE
,:O
northwest:O
of:O
Beja:location-GPE
,:O
north:O
of:O
Algarve:location-GPE
.:O