With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
His
first
major
project
was
a
villa
built
for
a
mighty
Rau
family
of
entrepreneurs
,
financed
by
Wilhelm
Ellis
Rau
.
His:O
first:O
major:O
project:O
was:O
a:O
villa:O
built:O
for:O
a:O
mighty:O
Rau:person-other
family:O
of:O
entrepreneurs:O
,:O
financed:O
by:O
Wilhelm:person-other
Ellis:person-other
Rau:person-other
.:O