With no explanation, label each line with "O", "other-astronomything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
Saturn
-mass
planet
HD
149026
b
has
only
two-thirds
of
Saturn
's
radius
,
so
it
may
have
a
rock–ice
core
of
60
Earth
masses
or
more
.
The:O
Saturn:other-astronomything
-mass:O
planet:O
HD:other-astronomything
149026:other-astronomything
b:other-astronomything
has:O
only:O
two-thirds:O
of:O
Saturn:other-astronomything
's:O
radius:O
,:O
so:O
it:O
may:O
have:O
a:O
rock–ice:O
core:O
of:O
60:O
Earth:other-astronomything
masses:O
or:O
more:O
.:O