With no explanation, label each line with "O", "other-law", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
This
is
because
the
Criminal
Tribes
Act
was
posed
widely
as
a
social
reform
measure
which
reformed
criminals
through
work
.
This:O
is:O
because:O
the:O
Criminal:other-law
Tribes:other-law
Act:other-law
was:O
posed:O
widely:O
as:O
a:O
social:O
reform:O
measure:O
which:O
reformed:O
criminals:O
through:O
work:O
.:O