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 ":".
Discovered
by
radial
velocity
in
June
2017
,
with
approximately
three
times
the
mass
of
Earth
,
Luyten
b
orbits
within
the
habitable
zone
of
Luyten
's
Star
just
12.2
light-years
away
.
Discovered:O
by:O
radial:O
velocity:O
in:O
June:O
2017:O
,:O
with:O
approximately:O
three:O
times:O
the:O
mass:O
of:O
Earth:other-astronomything
,:O
Luyten:other-astronomything
b:other-astronomything
orbits:O
within:O
the:O
habitable:O
zone:O
of:O
Luyten:other-astronomything
's:other-astronomything
Star:other-astronomything
just:O
12.2:O
light-years:O
away:O
.:O