With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Also
,
the
manual
gunlaying
and
manual
clip
loading
was
not
good
enough
,
the
rate
of
fire
is
not
high
enough
,
particularly
considering
that
air-cooled
barrels
require
quite
long
pauses
for
cooling
at
high
rates
of
fire
and
the
turret
traverse
is
not
fast
enough
to
effectively
intercept
high-speed
attack
jet
aircraft
at
low
altitudes
.
Also:O
,:O
the:O
manual:O
gunlaying:O
and:O
manual:O
clip:O
loading:O
was:O
not:O
good:O
enough:O
,:O
the:O
rate:O
of:O
fire:O
is:O
not:O
high:O
enough:O
,:O
particularly:O
considering:O
that:O
air-cooled:O
barrels:O
require:O
quite:O
long:O
pauses:O
for:O
cooling:O
at:O
high:O
rates:O
of:O
fire:O
and:O
the:O
turret:O
traverse:O
is:O
not:O
fast:O
enough:O
to:O
effectively:O
intercept:O
high-speed:O
attack:O
jet:O
aircraft:O
at:O
low:O
altitudes:O
.:O