With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
the
second
preseason
game
against
the
Atlanta
Falcons
on
August
21
,
Petty
threw
for
168
passing
yards
with
a
touchdown
.
In:O
the:O
second:O
preseason:O
game:O
against:O
the:O
Atlanta:organization-sportsteam
Falcons:organization-sportsteam
on:O
August:O
21:O
,:O
Petty:person-athlete
threw:O
for:O
168:O
passing:O
yards:O
with:O
a:O
touchdown:O
.:O