With no explanation, label each line with "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Colonval
was
a
technical
director
at
R.A.E.C
.
Colonval:person-athlete
was:O
a:O
technical:O
director:O
at:O
R.A.E.C:O
.:O