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 ":".
Some
language
teaching
projects
,
for
example
NIFLAR
,
may
be
implemented
both
in
Second
Life
and
in
OpenSim
.
Some:O
language:O
teaching:O
projects:O
,:O
for:O
example:O
NIFLAR:product-other
,:O
may:O
be:O
implemented:O
both:O
in:O
Second:product-other
Life:product-other
and:O
in:O
OpenSim:product-other
.:O