With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
He
then
had
a
coaching
career
.
He:O
then:O
had:O
a:O
coaching:O
career:O
.:O