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
purpose
behind
it
is
to
serve
the
distressed
,
the
grieved
,
the
sick
and
the
poor
.
The:O
purpose:O
behind:O
it:O
is:O
to:O
serve:O
the:O
distressed:O
,:O
the:O
grieved:O
,:O
the:O
sick:O
and:O
the:O
poor:O
.:O