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 ":".
Catalan
bomb
squads
carried
out
a
controlled
explosion
at
the
property
where
the
gas
canisters
were
stored
.
Catalan:location-GPE
bomb:O
squads:O
carried:O
out:O
a:O
controlled:O
explosion:O
at:O
the:O
property:O
where:O
the:O
gas:O
canisters:O
were:O
stored:O
.:O