With no explanation, label each line with "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
weapon
system
is
called
the
Dual
Remote
Weapon
System
,
and
can
mount
both
a
C6
7.62
mm
general
purpose
machine
gun
and
either
a
HK
GMG
40
mm
automatic
grenade
launcher
or
a
M2HB
12.7
mm
heavy
machine
gun
.
The:O
weapon:O
system:O
is:O
called:O
the:O
Dual:product-weapon
Remote:product-weapon
Weapon:product-weapon
System:product-weapon
,:O
and:O
can:O
mount:O
both:O
a:O
C6:product-weapon
7.62:O
mm:O
general:O
purpose:O
machine:O
gun:O
and:O
either:O
a:O
HK:product-weapon
GMG:product-weapon
40:O
mm:O
automatic:O
grenade:O
launcher:O
or:O
a:O
M2HB:product-weapon
12.7:O
mm:O
heavy:O
machine:O
gun:O
.:O