With no explanation, label each line with "organization-sportsteam", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Spain
won
a
silver
medal
in
the
games
.
Spain:organization-sportsteam
won:O
a:O
silver:O
medal:O
in:O
the:O
games:O
.:O