With no explanation, label each line with "O", "event-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
earned
his
Officer
Commission
through
the
Aviation
Officer
Candidate
Program
in
January
1966
and
was
designated
a
Naval
Aviator
in
April
1967
.
He:O
earned:O
his:O
Officer:O
Commission:O
through:O
the:O
Aviation:event-other
Officer:event-other
Candidate:event-other
Program:event-other
in:O
January:O
1966:O
and:O
was:O
designated:O
a:O
Naval:O
Aviator:O
in:O
April:O
1967:O
.:O