With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
units
were
built
by
Strømmen
,
with
Duewag
and
ABB
as
suppliers
.
The:O
units:O
were:O
built:O
by:O
Strømmen:organization-company
,:O
with:O
Duewag:organization-company
and:O
ABB:organization-company
as:O
suppliers:O
.:O