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 ":".
Sandoval
himself
characterized
his
approach
as
``
See
ball
,
swing
.
''
Sandoval:person-athlete
himself:O
characterized:O
his:O
approach:O
as:O
``:O
See:O
ball:O
,:O
swing:O
.:O
'':O