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 ":".
The
floor
is
covered
with
polarised
black
granite
.
The:O
floor:O
is:O
covered:O
with:O
polarised:O
black:O
granite:O
.:O