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 ":".
A
new
connecting
rod
has
been
forged
and
machined
and
other
items
are
currently
being
sourced
.
A:O
new:O
connecting:O
rod:O
has:O
been:O
forged:O
and:O
machined:O
and:O
other:O
items:O
are:O
currently:O
being:O
sourced:O
.:O