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 ":".
Upon
being
told
that
this
is
n't
the
case
,
he
turns
grim
.
Upon:O
being:O
told:O
that:O
this:O
is:O
n't:O
the:O
case:O
,:O
he:O
turns:O
grim:O
.:O