With no explanation, label each line with "product-other", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
They
offer
a
range
of
Black
and
White
and
Colour
films
produced
by
Agfa-Gevaert
and
other
suppliers
.
They:O
offer:O
a:O
range:O
of:O
Black:product-other
and:product-other
White:product-other
and:product-other
Colour:product-other
films:product-other
produced:O
by:O
Agfa-Gevaert:organization-company
and:O
other:O
suppliers:O
.:O