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
ran
at
the
2011
All-Africa
Games
but
only
finished
seventh
.
She:O
ran:O
at:O
the:O
2011:event-sportsevent
All-Africa:event-sportsevent
Games:event-sportsevent
but:O
only:O
finished:O
seventh:O
.:O