With no explanation, label each line with "O", "person-athlete", "other-award", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Star
linebacker
Rufus
Alexander
(
a
Bednarik
Award
hopeful
)
returned
for
his
senior
campaign
as
did
defensive
ends
C.J
.
Star:O
linebacker:O
Rufus:person-athlete
Alexander:person-athlete
(:O
a:O
Bednarik:other-award
Award:other-award
hopeful:O
):O
returned:O
for:O
his:O
senior:O
campaign:O
as:O
did:O
defensive:O
ends:O
C.J:O
.:O