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 ":".
The
city
hosts
its
own
annual
marathon
called
Coimbatore
Marathon
as
an
event
to
raise
cancer
awareness
.
The:O
city:O
hosts:O
its:O
own:O
annual:O
marathon:O
called:O
Coimbatore:event-sportsevent
Marathon:event-sportsevent
as:O
an:O
event:O
to:O
raise:O
cancer:O
awareness:O
.:O