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 ":".
``
Gray
Riesling
``
was
once
widely
planted
in
California
,
but
declined
sharply
in
the
1980s
.
``:O
Gray:product-food
Riesling:product-food
``:O
was:O
once:O
widely:O
planted:O
in:O
California:location-GPE
,:O
but:O
declined:O
sharply:O
in:O
the:O
1980s:O
.:O