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 ":".
The
PowerBook
G3
was
succeeded
by
the
PowerBook
G4
.
The:O
PowerBook:product-other
G3:product-other
was:O
succeeded:O
by:O
the:O
PowerBook:product-other
G4:product-other
.:O