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 ":".
Support
fire
is
provided
by
the
L110A1
light
machine
gun
,
the
L7A2
General
Purpose
Machine
Gun
(
GPMG
)
and
the
L111A1
heavy
machine
gun
(
which
is
often
mounted
on
an
armoured
vehicle
)
;
indirect
fire
by
the
L16A2
81
mm
mortar
.
Support:O
fire:O
is:O
provided:O
by:O
the:O
L110A1:product-weapon
light:O
machine:O
gun:O
,:O
the:O
L7A2:product-weapon
General:O
Purpose:product-weapon
Machine:product-weapon
Gun:product-weapon
(:O
GPMG:product-weapon
):O
and:O
the:O
L111A1:product-weapon
heavy:O
machine:O
gun:O
(:O
which:O
is:O
often:O
mounted:O
on:O
an:O
armoured:O
vehicle:O
):O
;:O
indirect:O
fire:O
by:O
the:O
L16A2:product-weapon
81:product-weapon
mm:O
mortar:O
.:O