With no explanation, label each line with "person-athlete", "organization-company", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Williams
was
hired
as
director
of
sports
development
for
Disney
on
April
19
,
1993
.
Williams:person-athlete
was:O
hired:O
as:O
director:O
of:O
sports:O
development:O
for:O
Disney:organization-company
on:O
April:O
19:O
,:O
1993:O
.:O