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 ":".
Don
Lancaster
used
the
game
I/O
to
drive
a
LaserWriter
printer
.
Don:product-other
Lancaster:product-other
used:O
the:O
game:O
I/O:O
to:O
drive:O
a:O
LaserWriter:product-other
printer:O
.:O