With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
remained
at
the
Naval
Academy
until
1981
,
when
Texas
A
&
amp
;
M
University
appointed
him
to
its
history
faculty
.
He:O
remained:O
at:O
the:O
Naval:organization-education
Academy:organization-education
until:O
1981:O
,:O
when:O
Texas:organization-education
A:organization-education
&:organization-education
amp:organization-education
;:organization-education
M:organization-education
University:organization-education
appointed:O
him:O
to:O
its:O
history:O
faculty:O
.:O