With no explanation, label each line with "location-GPE", "O", "organization-company", "product-car", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
From
1963
to
1971
,
he
worked
at
Porsche
in
Stuttgart
,
on
the
development
of
the
Porsche
906
and
following
models
that
led
to
the
successful
Porsche
917
.
From:O
1963:O
to:O
1971:O
,:O
he:O
worked:O
at:O
Porsche:organization-company
in:O
Stuttgart:location-GPE
,:O
on:O
the:O
development:O
of:O
the:O
Porsche:product-car
906:product-car
and:O
following:O
models:O
that:O
led:O
to:O
the:O
successful:O
Porsche:product-car
917:product-car
.:O