With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Hillcrest
is
a
largely
residential
,
middle
class
enclave
,
to
the
west
of
the
downtown
area
.
Hillcrest:location-other
is:O
a:O
largely:O
residential:O
,:O
middle:O
class:O
enclave:O
,:O
to:O
the:O
west:O
of:O
the:O
downtown:O
area:O
.:O