With no explanation, label each line with "product-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
October
5
,
1999
,
Apple
discontinued
the
tray-loading
iMac
.
On:O
October:O
5:O
,:O
1999:O
,:O
Apple:O
discontinued:O
the:O
tray-loading:O
iMac:product-other
.:O