With no explanation, label each line with "O", "location-park", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
portion
of
Cuyahoga
Valley
National
Park
is
in
the
county
's
southeastern
section
.
A:O
portion:O
of:O
Cuyahoga:location-park
Valley:location-park
National:location-park
Park:location-park
is:O
in:O
the:O
county:O
's:O
southeastern:O
section:O
.:O