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 ":".
All
were
between
the
ages
of
14
and
17
.
All:O
were:O
between:O
the:O
ages:O
of:O
14:O
and:O
17:O
.:O