With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
extension
south
to
Trawsfynydd
nuclear
power
station
remains
protected
from
demolition
and
blockage
,
but
is
heavily
overgrown
in
places
.
The:O
extension:O
south:O
to:O
Trawsfynydd:building-other
nuclear:building-other
power:building-other
station:building-other
remains:O
protected:O
from:O
demolition:O
and:O
blockage:O
,:O
but:O
is:O
heavily:O
overgrown:O
in:O
places:O
.:O