With no explanation, label each line with "O", "product-food", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
However
,
unlike
the
relationship
between
Grenache
noir
and
Grenache
blanc
or
Pinot
noir
and
Pinot
blanc
,
the
variety
known
as
Merlot
blanc
is
not
a
color
mutation
but
rather
an
offspring
variety
of
Merlot
crossing
with
Folle
blanche
.
However:O
,:O
unlike:O
the:O
relationship:O
between:O
Grenache:product-food
noir:O
and:O
Grenache:product-food
blanc:O
or:O
Pinot:product-food
noir:O
and:O
Pinot:product-food
blanc:O
,:O
the:O
variety:O
known:O
as:O
Merlot:product-food
blanc:O
is:O
not:O
a:O
color:O
mutation:O
but:O
rather:O
an:O
offspring:O
variety:O
of:O
Merlot:product-food
crossing:O
with:O
Folle:product-food
blanche:O
.:O