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 ":".
All
of
the
mountains
are
highly
accessible
to
the
public
,
seen
in
light
of
road
access
,
trail
systems
,
and
low
climbing
difficulty
.
All:O
of:O
the:O
mountains:O
are:O
highly:O
accessible:O
to:O
the:O
public:O
,:O
seen:O
in:O
light:O
of:O
road:O
access:O
,:O
trail:O
systems:O
,:O
and:O
low:O
climbing:O
difficulty:O
.:O