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 ":".
There
are
only
small
amounts
of
river
deposits
.
There:O
are:O
only:O
small:O
amounts:O
of:O
river:O
deposits:O
.:O