With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Administrative
offices
are
located
in
Van
Buren
.
Administrative:O
offices:O
are:O
located:O
in:O
Van:location-GPE
Buren:location-GPE
.:O