With no explanation, label each line with "O", "organization-sportsteam", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Tollner
served
as
the
wide
receivers
coach
for
the
Buffalo
Bills
from
1987
to
1988
.
Tollner:person-other
served:O
as:O
the:O
wide:O
receivers:O
coach:O
for:O
the:O
Buffalo:organization-sportsteam
Bills:organization-sportsteam
from:O
1987:O
to:O
1988:O
.:O