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 ":".
Even
if
a
buyer
for
the
structure
had
been
found
to
preserve
the
building
,
it
is
likely
that
it
would
still
have
been
demolished
.
Even:O
if:O
a:O
buyer:O
for:O
the:O
structure:O
had:O
been:O
found:O
to:O
preserve:O
the:O
building:O
,:O
it:O
is:O
likely:O
that:O
it:O
would:O
still:O
have:O
been:O
demolished:O
.:O