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 ":".
Proposed
originally
in
the
1980s
,
the
bypass
was
subject
to
strong
support
and
opposition
.
Proposed:O
originally:O
in:O
the:O
1980s:O
,:O
the:O
bypass:O
was:O
subject:O
to:O
strong:O
support:O
and:O
opposition:O
.:O