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
star
is
shining
with
a
luminosity
of
and
has
an
effective
temperature
of
5,860
K.
Evolutionary
models
estimate
an
age
of
4.1
billion
years
.
The:O
star:O
is:O
shining:O
with:O
a:O
luminosity:O
of:O
and:O
has:O
an:O
effective:O
temperature:O
of:O
5,860:O
K.:O
Evolutionary:O
models:O
estimate:O
an:O
age:O
of:O
4.1:O
billion:O
years:O
.:O