With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
WikiWikiWeb
was
the
first
wiki
.
WikiWikiWeb:product-software
was:O
the:O
first:O
wiki:O
.:O