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 ":".
Portugal
had
the
second
largest
photovoltaic
power
station
in
the
world
,
which
was
completed
in
December
2008
.
Portugal:location-GPE
had:O
the:O
second:O
largest:O
photovoltaic:O
power:O
station:O
in:O
the:O
world:O
,:O
which:O
was:O
completed:O
in:O
December:O
2008:O
.:O