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 ":".
Another
authority
asserted
that
the
gun
barrel
weighed
and
the
carriage
(
including
the
limber
)
weighed
.
Another:O
authority:O
asserted:O
that:O
the:O
gun:O
barrel:O
weighed:O
and:O
the:O
carriage:O
(:O
including:O
the:O
limber:O
):O
weighed:O
.:O