With no explanation, label each line with "product-other", "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
guidance
and
control
system
for
SA-7
is
shown
in
Figure
7
.
The:O
guidance:O
and:O
control:O
system:O
for:O
SA-7:product-weapon
is:O
shown:O
in:O
Figure:product-other
7:product-other
.:O