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 ":".
It
was
the
first
large-scale
trial
to
determine
the
efficacy
and
safety
of
cariporide
.
It:O
was:O
the:O
first:O
large-scale:O
trial:O
to:O
determine:O
the:O
efficacy:O
and:O
safety:O
of:O
cariporide:product-other
.:O