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 ":".
the
double
bonds
within
the
molecule
are
adjacent
and
the
molecule
is
planar
.
the:O
double:O
bonds:O
within:O
the:O
molecule:O
are:O
adjacent:O
and:O
the:O
molecule:O
is:O
planar:O
.:O