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 ":".
The
quantity
of
the
initial
assigned
amount
is
denominated
in
individual
units
,
called
Assigned
amount
units
(
AAUs
)
,
each
of
which
represents
an
allowance
to
emit
one
metric
tonne
of
carbon
dioxide
equivalent
,
and
these
are
entered
into
the
country
's
national
registry
.
The:O
quantity:O
of:O
the:O
initial:O
assigned:O
amount:O
is:O
denominated:O
in:O
individual:O
units:O
,:O
called:O
Assigned:O
amount:O
units:O
(:O
AAUs:O
):O
,:O
each:O
of:O
which:O
represents:O
an:O
allowance:O
to:O
emit:O
one:O
metric:O
tonne:O
of:O
carbon:O
dioxide:O
equivalent:O
,:O
and:O
these:O
are:O
entered:O
into:O
the:O
country:O
's:O
national:O
registry:O
.:O