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
Cego
do
Maio
Half
Marathon
aims
at
the
promotion
of
the
city
and
the
sport
activity
among
the
population
.
The:O
Cego:event-sportsevent
do:event-sportsevent
Maio:event-sportsevent
Half:event-sportsevent
Marathon:event-sportsevent
aims:O
at:O
the:O
promotion:O
of:O
the:O
city:O
and:O
the:O
sport:O
activity:O
among:O
the:O
population:O
.:O