With no explanation, label each line with "person-athlete", "organization-sportsteam", "person-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Nesta
was
first
discovered
by
Francesco
Rocca
,
a
scout
for
Roma
,
but
his
father
,
a
Lazio
fan
,
turned
down
the
offer
.
Nesta:person-athlete
was:O
first:O
discovered:O
by:O
Francesco:person-other
Rocca:person-other
,:O
a:O
scout:O
for:O
Roma:organization-sportsteam
,:O
but:O
his:O
father:O
,:O
a:O
Lazio:organization-sportsteam
fan:O
,:O
turned:O
down:O
the:O
offer:O
.:O