With no explanation, label each line with "O", "location-other", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Buddecke
was
sent
to
the
Western
Front
in
September
1914
.
Buddecke:person-other
was:O
sent:O
to:O
the:O
Western:location-other
Front:location-other
in:O
September:O
1914:O
.:O