With no explanation, label each line with "location-GPE", "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Thus
,
Italy
lacked
machine-guns
with
the
critical
qualities
of
light
weight
,
a
high
rate
of
fire
,
good
muzzle
velocity
,
good
projectile
weight
and
reliability
,
while
the
Russians
,
Germans
,
Americans
and
Japanese
had
12.7mm
calibre
automatic
ordnance
in
the
Berezin
,
MG
131
,
M2
,
and
Ho-103
respectively
.
Thus:O
,:O
Italy:location-GPE
lacked:O
machine-guns:O
with:O
the:O
critical:O
qualities:O
of:O
light:O
weight:O
,:O
a:O
high:O
rate:O
of:O
fire:O
,:O
good:O
muzzle:O
velocity:O
,:O
good:O
projectile:O
weight:O
and:O
reliability:O
,:O
while:O
the:O
Russians:O
,:O
Germans:O
,:O
Americans:O
and:O
Japanese:O
had:O
12.7mm:O
calibre:O
automatic:O
ordnance:O
in:O
the:O
Berezin:location-GPE
,:O
MG:product-weapon
131:product-weapon
,:O
M2:product-weapon
,:O
and:O
Ho-103:product-weapon
respectively:O
.:O