With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Her
father
and
older
brothers
,
Wayne
and
Byron
Black
,
were
all
professional
tennis
players
themselves
.
Her:O
father:O
and:O
older:O
brothers:O
,:O
Wayne:person-athlete
and:O
Byron:person-athlete
Black:person-athlete
,:O
were:O
all:O
professional:O
tennis:O
players:O
themselves:O
.:O