With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Public
awareness
of
this
scheme
has
tended
to
be
swamped
by
the
Trawsfynydd
nuclear
power
station
which
has
come
and
gone
during
the
hydro-electric
scheme
's
lifetime
.
Public:O
awareness:O
of:O
this:O
scheme:O
has:O
tended:O
to:O
be:O
swamped:O
by:O
the:O
Trawsfynydd:location-GPE
nuclear:O
power:O
station:O
which:O
has:O
come:O
and:O
gone:O
during:O
the:O
hydro-electric:O
scheme:O
's:O
lifetime:O
.:O