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 ":".
This
may
seem
politically
unpalatable
,
but
there
is
no
excuse
for
launching
limited
engagements
in
countries
mired
in
political
and
economic
chaos
.
This:O
may:O
seem:O
politically:O
unpalatable:O
,:O
but:O
there:O
is:O
no:O
excuse:O
for:O
launching:O
limited:O
engagements:O
in:O
countries:O
mired:O
in:O
political:O
and:O
economic:O
chaos:O
.:O