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 ":".
Alternatively
,
it
may
be
an
ellipsoidal
variable
with
a
brown
dwarf
companion
.
Alternatively:O
,:O
it:O
may:O
be:O
an:O
ellipsoidal:O
variable:O
with:O
a:O
brown:O
dwarf:O
companion:O
.:O