With no explanation, label each line with "O", "organization-company", "person-artist/author", "art-other", "art-broadcastprogram", "art-film", "art-music", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Forbes
compared
it
to
Andy
Goldsworthy
's
``
'
Snow
Ball
``
'
installation
.
Forbes:organization-company
compared:O
it:O
to:O
Andy:person-artist/author
Goldsworthy:person-artist/author
's:O
``:O
':O
Snow:art-other
Ball:art-other
``:O
':O
installation:O
.:O