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
name
DRT
International
was
therefore
chosen
,
referring
to
Deloitte
,
Ross
and
Tohmatsu
.
The:O
name:O
DRT:organization-company
International:organization-company
was:O
therefore:O
chosen:O
,:O
referring:O
to:O
Deloitte:organization-company
,:O
Ross:organization-company
and:O
Tohmatsu:organization-company
.:O