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 ":".
Such
people
are
regularly
harassed
by
policemen
on
duty
and
let
off
against
small
payments
.
Such:O
people:O
are:O
regularly:O
harassed:O
by:O
policemen:O
on:O
duty:O
and:O
let:O
off:O
against:O
small:O
payments:O
.:O