With no explanation, label each line with "location-GPE", "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
active
volcano
Mount
Merapi
is
directly
adjacent
on
its
south-east
side
,
while
the
city
of
Salatiga
is
located
on
its
northern
foothills
.
The:O
active:O
volcano:O
Mount:location-other
Merapi:location-other
is:O
directly:O
adjacent:O
on:O
its:O
south-east:O
side:O
,:O
while:O
the:O
city:O
of:O
Salatiga:location-GPE
is:O
located:O
on:O
its:O
northern:O
foothills:O
.:O