With no explanation, label each line with "O", "art-other", "art-broadcastprogram", "art-film", "art-music", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
It
is
a
reduced-scale
copy
of
the
ancient
``
Laocoön
and
His
Sons
``
.
It:O
is:O
a:O
reduced-scale:O
copy:O
of:O
the:O
ancient:O
``:O
Laocoön:art-other
and:art-other
His:art-other
Sons:art-other
``:O
.:O