With no explanation, label each line with "O", "organization-sportsleague", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
chose
to
forgo
his
Junior
season
and
declare
for
the
2007
NFL
Draft
.
He:O
chose:O
to:O
forgo:O
his:O
Junior:O
season:O
and:O
declare:O
for:O
the:O
2007:O
NFL:organization-sportsleague
Draft:O
.:O