With no explanation, label each line with "O", "person-athlete", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
After
mixed
success
over
the
next
few
months
,
Sanders
challenged
Kid
Kash
for
the
X
Division
Championship
,
but
was
unable
to
win
the
title
.
After:O
mixed:O
success:O
over:O
the:O
next:O
few:O
months:O
,:O
Sanders:person-athlete
challenged:O
Kid:person-athlete
Kash:person-athlete
for:O
the:O
X:event-sportsevent
Division:event-sportsevent
Championship:event-sportsevent
,:O
but:O
was:O
unable:O
to:O
win:O
the:O
title:O
.:O