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 ":".
Similarly
,
thoughts
will
arise
endlessly
and
stop
by
themselves
.
Similarly:O
,:O
thoughts:O
will:O
arise:O
endlessly:O
and:O
stop:O
by:O
themselves:O
.:O