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 ":".
This
was
also
the
last
Grand
Slam
tournament
for
2001
Australian
Open
Finalist
and
former
World
No
.
This:O
was:O
also:O
the:O
last:O
Grand:event-sportsevent
Slam:event-sportsevent
tournament:O
for:O
2001:O
Australian:event-sportsevent
Open:event-sportsevent
Finalist:O
and:O
former:O
World:O
No:O
.:O