With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
UK
,
in
comparison
,
is
rated
at
A3
.
The:O
UK:location-GPE
,:O
in:O
comparison:O
,:O
is:O
rated:O
at:O
A3:O
.:O