With no explanation, label each line with "O", "organization-company", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
But
GDL
chairman
Manfred
Schell
said
the
Deutsche
Bahn
offer
was
not
acceptable
as
a
basis
for
reopening
talks
.
But:O
GDL:organization-company
chairman:O
Manfred:person-other
Schell:person-other
said:O
the:O
Deutsche:organization-company
Bahn:organization-company
offer:O
was:O
not:O
acceptable:O
as:O
a:O
basis:O
for:O
reopening:O
talks:O
.:O