With no explanation, label each line with "person-athlete", "event-sportsevent", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Natalie
Anne
Coughlin
Hall
(
born
August
23
,
1982
)
is
an
American
competition
swimmer
and
twelve-time
Olympic
medalist
.
Natalie:person-athlete
Anne:person-athlete
Coughlin:person-athlete
Hall:person-athlete
(:O
born:O
August:O
23:O
,:O
1982:O
):O
is:O
an:O
American:O
competition:O
swimmer:O
and:O
twelve-time:O
Olympic:event-sportsevent
medalist:O
.:O