With no explanation, label each line with "product-other", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
At
first
Claris
provided
only
trivial
upgrades
,
limited
to
making
the
products
continue
to
run
on
newer
versions
of
the
Macintosh
operating
system
.
At:O
first:O
Claris:organization-company
provided:O
only:O
trivial:O
upgrades:O
,:O
limited:O
to:O
making:O
the:O
products:O
continue:O
to:O
run:O
on:O
newer:O
versions:O
of:O
the:O
Macintosh:product-other
operating:O
system:O
.:O