With no explanation, label each line with "building-other", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
walkway
above
Belvedere
Road
with
access
from
Waterloo
Bridge
widens
to
the
west
,
following
the
line
of
Belvedere
Road
and
accommodating
the
stairs
to
the
external
terrace
,
but
following
a
different
line
from
the
upper
gallery
walls
.
The:O
walkway:O
above:O
Belvedere:location-road/railway/highway/transit
Road:location-road/railway/highway/transit
with:O
access:O
from:O
Waterloo:building-other
Bridge:building-other
widens:O
to:O
the:O
west:O
,:O
following:O
the:O
line:O
of:O
Belvedere:location-road/railway/highway/transit
Road:location-road/railway/highway/transit
and:O
accommodating:O
the:O
stairs:O
to:O
the:O
external:O
terrace:O
,:O
but:O
following:O
a:O
different:O
line:O
from:O
the:O
upper:O
gallery:O
walls:O
.:O