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 ":".
Such
a
configuration
would
have
allowed
the
P.
1500
to
operate
in
a
similar
manner
to
the
original
800mm
railroad
gun
and
Karl
600mm
self-propelled
mortars
,
launching
shells
without
engaging
the
enemy
with
direct
fire
.
Such:O
a:O
configuration:O
would:O
have:O
allowed:O
the:O
P.:O
1500:O
to:O
operate:O
in:O
a:O
similar:O
manner:O
to:O
the:O
original:O
800mm:O
railroad:O
gun:O
and:O
Karl:O
600mm:O
self-propelled:O
mortars:O
,:O
launching:O
shells:O
without:O
engaging:O
the:O
enemy:O
with:O
direct:O
fire:O
.:O