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 ":".
However
,
in
the
long
run
a
forcible
decrease
in
the
oil
shale
share
of
the
country
's
energy
output
is
planned
,
with
the
nuclear
power
plant
superseding
oil
shale
with
its
environmental
implications
.
However:O
,:O
in:O
the:O
long:O
run:O
a:O
forcible:O
decrease:O
in:O
the:O
oil:O
shale:O
share:O
of:O
the:O
country:O
's:O
energy:O
output:O
is:O
planned:O
,:O
with:O
the:O
nuclear:O
power:O
plant:O
superseding:O
oil:O
shale:O
with:O
its:O
environmental:O
implications:O
.:O