With no explanation, label each line with "O", "location-mountain", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Grasmoor
has
the
greatest
elevation
,
but
Crag
Hill
stands
at
the
hub
of
the
range
.
Grasmoor:location-mountain
has:O
the:O
greatest:O
elevation:O
,:O
but:O
Crag:location-mountain
Hill:location-mountain
stands:O
at:O
the:O
hub:O
of:O
the:O
range:O
.:O