With no explanation, label each line with "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
She
is
a
four-time
Olympic
Champion
and
2008
and
2009
Overall
World
Champion
.
She:O
is:O
a:O
four-time:O
Olympic:event-sportsevent
Champion:event-sportsevent
and:O
2008:O
and:O
2009:O
Overall:event-sportsevent
World:event-sportsevent
Champion:event-sportsevent
.:O