With no explanation, label each line with "O", "art-other", "art-broadcastprogram", "art-film", "art-music", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
He
eventually
worked
for
the
company
that
had
produced
the
special
paper
for
the
Operation
Bernhard
forgeries
.
He:O
eventually:O
worked:O
for:O
the:O
company:O
that:O
had:O
produced:O
the:O
special:O
paper:O
for:O
the:O
Operation:art-other
Bernhard:art-other
forgeries:O
.:O