With no explanation, label each line with "location-GPE", "O", "art-music", "art-broadcastprogram", "art-film", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
20
in
the
UK
Singles
Chart
)
and
``
Shorty
``
.
20:O
in:O
the:O
UK:location-GPE
Singles:O
Chart:O
):O
and:O
``:O
Shorty:art-music
``:O
.:O