With no explanation, label each line with "location-GPE", "O", "product-food", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Chile
has
been
developing
an
alternative
method
of
banana
flour
production
using
ripe
banana
waste
.
Chile:location-GPE
has:O
been:O
developing:O
an:O
alternative:O
method:O
of:O
banana:product-food
flour:O
production:O
using:O
ripe:O
banana:product-food
waste:O
.:O