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 ":".
Basketball
remains
a
popular
sport
in
Springfield
's
sporting
landscape
.
Basketball:O
remains:O
a:O
popular:O
sport:O
in:O
Springfield:location-GPE
's:O
sporting:O
landscape:O
.:O