With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
A
scroll
underneath
the
sphinx
bears
the
unit
's
abbreviated
title
.
A:O
scroll:O
underneath:O
the:O
sphinx:O
bears:O
the:O
unit:O
's:O
abbreviated:O
title:O
.:O