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 ":".
As
a
17-year-old
,
Hughes
lost
in
Round
One
of
the
2008
ASB
Classic
to
second
seed
,
Vera
Zvonareva
.
As:O
a:O
17-year-old:O
,:O
Hughes:person-athlete
lost:O
in:O
Round:O
One:O
of:O
the:O
2008:O
ASB:event-sportsevent
Classic:event-sportsevent
to:O
second:O
seed:O
,:O
Vera:person-athlete
Zvonareva:person-athlete
.:O