With no explanation, label each line with "person-athlete", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Andrew
Musuva
began
running
at
the
age
of
20
,
and
he
grew
up
playing
soccer
.
Andrew:person-athlete
Musuva:person-athlete
began:O
running:O
at:O
the:O
age:O
of:O
20:O
,:O
and:O
he:O
grew:O
up:O
playing:O
soccer:O
.:O