With no explanation, label each line with "product-other", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
This
mechanism
was
invented
by
Chris
Reeve
,
and
is
called
the
Reeve
Integral
Lock
(
R.I.L
)
.
This:O
mechanism:O
was:O
invented:O
by:O
Chris:person-other
Reeve:person-other
,:O
and:O
is:O
called:O
the:O
Reeve:product-other
Integral:product-other
Lock:product-other
(:O
R.I.L:product-other
):O
.:O