With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Western
Wireless
became
a
publicly
traded
company
in
1996
.
Western:organization-company
Wireless:organization-company
became:O
a:O
publicly:O
traded:O
company:O
in:O
1996:O
.:O