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 ":".
No
border
fee
is
imposed
if
travelling
within
of
the
border
.
No:O
border:O
fee:O
is:O
imposed:O
if:O
travelling:O
within:O
of:O
the:O
border:O
.:O